Isolated teeth referred to the family Haramiyidae are among the earliest known fossil evidence of mammals. First discovered in European Late Triassic deposits a century and a half ago, haramiyids have been interpreted as related to multituberculates, a diverse and widespread lineage that occupied a rodent-like niche from the Late ...

Medical doctors need to keep abreast of new developments in medicine. This is often done by reading medical journals and carrying out research activities that require an understanding of statistical methods. This study was designed to assess the knowledge of statistics among doctors in Thailand. A pretested, self-administered questionnaire with ...

Heinrich Vogtherr's Büchlin is the first European, ophthalmology booklet published in the vernacular. It appeared in 1538 amidst a stream of other medical booklets by the same publisher. Büchlin includes an anatomy of the eye, a description of pathophysiology, various diseases, and numerous remedies. It precedes G. Bartisch's Ophthalmodouleia but ...

Internet access to the medical journal literature is absorbing the attention of all relevant parties, i.e., publishers, journal vendors, librarians, commercial providers, government agencies, and end users. Journal content on the Web sites spans the range from advertising and ordering information for the print version, to table of contents and ...

Discoveries of some ancient medical instruments and equipment found in the Hellenic world have been published in magazines of general interest and in a rare Greek medical journal, yet none caught the attention of ophthalmologists. Among these instruments are two forms of the famous 'Kenteterion', dating from the Hellenistic period, ...

The York Factory medical journals are the only surviving medical ledgers in the 200-year history of the Hudson's Bay Company, written by two physicians posted at one of the Company's largest and pre-eminent posts, York Factory. The daily journals offer us a unique glimpse, albeit for a seven-year span from ...

Using the CD-ROM system of MEDLINE, which contains the origins of articles that are published in about 3500 international medical journals, a survey was performed on the medical publications from the six countries in the Gulf Cooperating Council (GCC) over a period of five years (1990-1994). The Kingdom of Saudi ...

The death of a 23-year-old man resulting from digoxin-like toxicity and heart failure was attributed to ingestion of a West Indian aphrodisiac known as "Love Stone." GC/MS analyses identified bufotenine, a controlled substance under both US and New York State statutes. In addition, a series of bufadienolides, namely resibufogenin, bufalin, ...

The 66-year-old Daniel Hale Williams Medical Reading Club is an independent reading club comprised of 65 physicians in the metropolitan Washington, DC, area. Members representing all specialty fields meet six times a year for dinner and fellowship, to consider topics of common interest to the profession, and to hear a ...

Familial thrombocytosis (FT) is a hereditary disorder probably involving the regulation of megakaryopoiesis. This report is the first documented case of FT in infancy. The clinical course was complicated by a leukaemoid reaction which lasted for several months, in combination with failure to thrive and hepatosplenomegaly. At the age of ...

BACKGROUND: Excess body weight among adults is associated with increased risk of disease. Therefore, we sought predictors of weight gain that might be used to prevent increases in weight. METHODS: Participants were 438 male fire service personnel, 20-58 years of age, who filled out a questionnaire in 1984 and were ...

Impact factors are widely used to rank and evaluate journals. They are also often used inappropriately as surrogates in evaluation exercises. The inventor of the Science Citation Index warns against the indiscriminate use of these data. Fourteen year cumulative impact data for 10 leading medical journals provide a quantitative indicator ...

The MDX diagnostic decision support system contains a multitude of clinical facts as reported in a variety of medical textbooks and national medical journals. The database was custom designed for the medical diagnostic process and offers users the widest range of diagnostic knowledge available from a single source in the ...

Psychotropic medications modify the psychic function behavior or experiences of persons using them. They can be divided into the following classes: antipsychotic, antidepressant, antianxiety, and mood stabilizing. There are significant implications for the anesthetist caring for patients on these medications. These issues are reviewed in this installment of the AANA ...

It is 27 years since Dr Franz Ingelfinger announced that a manuscript would be rejected by his journal, the New England Journal of Medicine, if it had been published elsewhere. Many other medical journals have since adopted this so-called Ingelfinger rule. The restrictions resulting from the rule have generated enormous ...

AIM: To assess (a) the views of Members and Fellows of the College on the role of reading general medical journals in continuing medical education (CME); (b) the place of the Journal of the Royal College of Physicians of London (JRCPL) in relation to seven other general medical journals; (c) ...

Hemodiafiltration (HDF) and more recently acetate-free biofiltration (AFB) have shown good blood purification and cardiovascular stability in young and middle-aged hemodialysis patients. It is not clear if this is also valid for elderly patients. Twelve patients aged more than 70 years (mean age +/- SD, 76 +/- 4 years) on ...

A study was undertaken to test the hypothesis that a core set of medical informatics serials could be identified by using standard bibliometric techniques. All journal articles indexed by the National Library of Medicine between 1990 and 1994 were included. Articles were identified by using the "MEDICAL INFORMATICS" Medical Subject ...

Albert Einstein had at least six medical friends who influenced his thoughts. In each period (Munich, Switzerland, Berlin and Princeton) of his life, one could identify the medically qualified individuals with whom Einstein was in close contact. These include Max Talmey, Heinrich Zangger, George Nicolai, Hans Mühsam, Janos Plesch and ...

PURPOSE: We determined the incidence of sperm in the ejaculate before vasectomy reversal, and correlated this result with intraoperative and postoperative findings. MATERIALS AND METHODS: Before vasectomy reversal semen was analyzed and granulomas were palpated in 186 men. The results were correlated with intraoperative vasal fluid and postoperative semen analyses. ...

This study was carried out to quantify the published research on smoking in Irish medical journals, to ascertain the type of research carried out and to identify the authors of that research. Five Irish medical journals published between 1960-94 were studied: The Irish Journal of Medical Science. The Journal of ...

We report the results of a postal survey of 150 editors of medical journals aimed at assessing editorial policy on peer-review of economic studies. 70 editors (47%) responded to the anonymous questionnaire which contained six questions. 16 (23% or respondents) claimed to have an editorial policy, most claiming acceptance of ...

Amy Rosen is the 1994 winner of the Amy Chouinard Memorial Essay Contest. Named in memory of longtime CMAJ and Canadian Journal of Surgery contributor Amy Chouinard, the competition is intended to stimulate interest in medical and health-related writing among journalism students. The winning essay examines the growing public interest ...

Historically the inclusion of women in clinical trials of medications has been limited. To ascertain the inclusion of women in clinical trials of antihypertensive medications, an integrative review of 24 articles was undertaken. The articles were chosen from a representative journal of pharmacology from the years 1992 to 1993. Pharmacology ...

During the Civil War, for the first time in medical history, a large number of excellent photographs were taken of many wounded Union and (to a lesser degree) Confederate soldiers by photographers assigned by their doctors or surgeons, or by photographers employed by the Army Medical Museum. The majority of ...

A comparison of the prevalence and type of statistical analysis used in internal medicine and rheumatology journals was done. Four representative journals of each specialty were selected and twelve original articles were randomly obtained from each journal. The papers were reviewed twice within a three month interval by the same ...

Newspapers are important sources of information about medical advances for many lay people and can influence those working in the health service. Medical journalists on newspapers routinely use general medical journals to obtain information on research. The Lancet and BMJ are both examined carefully by broadsheet journalists in Britain each ...

Although the use of abbreviations not understood by the average reader is discouraged by journal editors, I nevertheless found that 43% of 147 articles published during June 1993 in eight general and surgical journals contained uncommon abbreviations. In 26 (18%) of the 147 articles, all the abbreviations and their explanatory ...

Small differences in the ratio of neodymium-142 to neodymium-144 in early formed mantle reservoirs in planetary bodies are the result of in situ decay of the extinct radionuclide samarium-146 and can be used to constrain early planetary differentiation and therefore the time scale of planetary accretion. The martian meteorite Nakhla ...

OBJECTIVE: To develop a quantitative method for measuring clinical user journal needs based on an analysis of bibliographic search results. DESIGN: Retrospective bibliometric comparison of citation selections generated by clinical users on shared workstations throughout the Medical Center. MEASURES: Number of times each journal was identified by clinical users during ...

To determine the accuracy of subject and author indexes in five anaesthesia journals we examined all 1989 and 1991 volumes of Anesthesia and Analgesia, Anesthesiology, British Journal of Anaesthesia, Canadian Journal of Anaesthesia and European Journal of Anaesthesiology, and counted the number of entries and the number of errors in ...

Citation analysis is an unbiased, quantitative method for evaluating the usefulness of a particular scientific article, or the journal containing that article, based on the number of citations it receives. We performed a citation analysis of the medical informatics journals and compared them to several general medical and science journals. ...

Between 1978 and 1987, Kenyan authors contributed an average of 47% of papers published in the East African Medical Journal (EAMJ), in comparison to 24% originating from Nigeria and 29% from other countries, mainly those in the eastern and central African region. From January 1988 to December 1993, 44.1% of ...

Five studies of tennis elbow are presented. Epidemiological studies showed an incidence of tennis elbow between 1 and 2%. The prevalence of tennis elbow in women between 40 and 50 years of age was 10%. Half of the patients with tennis elbow seek medical attention. Local corticosteroid injections were superior ...

At the turn of the century, leaders of the Medical Society of New Jersey (MSNJ) created the Committee on Publication to establish an "up-to-date, bright, scientific medical journal that would prove helpful to the members of the profession in their practical work and scientific advancement." The first issue of The ...

OBJECTIVE: To measure the effectiveness of peer review as a screening process to evaluate medical manuscripts. DESIGN: Retrospective. SETTING: The editorial office of the American Journal of Surgery (AJS). METHOD: A MEDLINE search was conducted of publications from 1984 to 1992 for manuscripts that were identical or similar to those ...

OBJECTIVE: To investigate the speed of the transfer of new statistical methods into the medical literature and, on the basis of current data, to predict what methods medical journal editors should expect to see in the next decade. DESIGN: Influential statistical articles were identified and the time pattern of citations ...

Serious abuse of editorial power is rarely publicized, but evidence that it occurs is accumulating. Authors who believe that they have been dealt with unfairly have little possibility of a hearing of their complaint, and cases cannot easily be publicized because of fears of legal action. We describe briefly three ...

This article reviews the relationship between medical journals and publishing societies in eighteenth-century Great Britain. The importance of the perception that these journals were being issued under the auspices of societies is revealed by the number of times this kind of sponsorship was invoked by new medical journals. This kind ...

Since its inception in January 1988, the Baylor University Medical Center Proceedings, a quarterly medical journal, has been published by the few staff of the Scientific Publications Office (Baylor Research Institute, Dallas, Texas, USA) using microcomputers and page-makeup software in conjunction with a commercial printing company. This article outlines the ...

The fourth Editor of the Journal of Neurosurgery offers short vignettes on the Editors who preceded and succeeded him. He recounts some of the challenges that were faced and changes that were made during his time as Editor. One of the major changes was production of the Journal via computer.

The Egyptian civilisation was long before any of the neighbouring countries. Medicine and pharmacy in ancient Egypt were deeply rooted since mellenia of years. The ancient Egyptian medical papyri, discovered more than a century ago, proved that the Egyptians were the first to attain civilisation, which was copied and adopted ...

An analysis of the articles published in 1992 in the Journal of the National Medical Association (JNMA) was performed to assess the content, statistical analysis, and the profile of its contributors. Seventy-six articles were reviewed. The majority of the articles focused on biomedical aspects of health; however, a significant proportion ...

OBJECTIVE: To provide a concise review of the history, technology, theory, limitations and outcomes of pulse oximetry. DATA SOURCES AND SELECTION: Articles published in major medical journals since 1985 critically appraising pulse oximetry were reviewed, as were numerous historical papers. RESULT: The pulse oximeter is an imperfect device, with numerous ...

OBJECTIVE: To assess and compare the quality of nonstructured and structured abstracts of original research articles in three medical journals. DESIGN: Blind, criterion-based observational study. SAMPLE: Random sample of 300 abstracts (25 abstracts per journal each year) of articles published in the British Medical Journal (BMJ), the Canadian Medical Association ...

OBJECTIVE: To study the coverage of the chronic fatigue syndrome in the popular and professional press. DESIGN: Search of all original research papers on the chronic fatigue syndrome published in British journals from 1980 onwards and of professional trade papers, national newspapers, and women's magazines. Interviews with six medical journalists. ...

All papers from Volume 1 of Statistics in Medicine were followed up in the Science Citation Index. There were 6.7 citations per paper in medical journals as opposed to 1.5 citations per paper in statistical journals, and overall there were 8.7 citations per paper. The average citation rate was lower ...

On September 26, 1993 Biosphere 2 completed it's first two year experiment which included eight "Biospherians." Now that the first experiment is concluded the results can be examined and reported. Future issues of the journal will include more in depth peer reviewed articles on the experiment while this article will ...

Constrained by the excesses of the previous decade and tepid performance in the general economy, the rebound by construction from its 1990-91 downturn could best be described as subdued and selective. Single-family housing led the way before faltering this year, and only scattered help has come from the industry's other ...

Laser ablation mass spectroscopy analyses of sulfur isotopic compositions of microscopic-sized grains of pyrite that formed about 3.4 billion years ago in the Barberton Greenstone Belt, South Africa, show that the pyrite formed by bacterial reduction of seawater sulfate. These data imply that by about 3.4 billion years ago sulfate-reducing ...