A comprehensive review is given of the principles and problems involved in the safe disposal of radioactive wastes. The first part is devoted to a study of the basic facts of radioactivity and of nuclear fission, the characteristics of radioisotopes, the effects of ionizing radiations, and the maximum permissible levels ...

Dr. Davis emphasizes the wastefulness of present methods of family doctoring. He says that the existing system should be replaced by a co-ordinated one, which for the poor is exemplified in hospitals and dispensaries. He pleads for efficiency in the treatment of the man of moderate income as well as ...