Clinical Medicine and TherapeuticsClinical Medicine and Therapeutics,by PeterRichards and Hugh Mather,274 pp,39 illus,7.75,Blackwell,Oxford,1977.Both editors are at St. George’s Hospital andMedical School,London.Richards is a consul-tant physician and senior lecturer in medicineand Mather a senior medical registrar.This book is a compilation of 27 topics main-ly selected from an advanced medical courseheld at St.George’s Hospital,London in 1976,each written by a specialist or authority on thesubject.The manual is for aspiring consultantsin clinical medicine.It may also prime themfor membership in the Royal College of Phy-sicians.It helps them to weigh new develop-ments in treatment critically before reachingdiagnostic and therapeutic conclusions.The