Thirty-four authoritative, concise review papers that cover a very wide range of topics in medical science and clinical practice. Space limitations here preclude a complete list of the reviews, but a large number must be pointed out as having particular value for clinicians: viral myocarditis (Abelmann), drug interactions (Raisfeld), parathyroid-hormone blood levels (Reiss and Canterbury), gonadotrophic hormones (Vaitukaitis and Ross), enterotoxic diarrheal syndromes (Formal, Dupont, Hornick), platelet function tests (Scopp, Zucker), treatment of chronic myelocytic leukemia (Sokal), transfer factor therapy in immune deficiencies (Levin, Spitler, Fudenberg), treatment of lymphomas (Stutzman), mental effects of L-dopa (Murphy), methadone treatment of heroin addiction