Are neurotic patients in psychotropic drug trials representative? A comparison of study and non-study patients in four family practices.
D000342:Affective Symptoms / Q000188:drug therapy*; D001008:Anxiety Disorders / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D003863:Depression / Q000188:drug therapy*; D004341:Drug Evaluation; D005191:Family Characteristics; D005194:Family Practice; D005260:Female; D006801:Humans; D008297:Male; D011569:Psychiatric Status Rating Scales; D044469:Racial Groups; D012107:Research Design; D012494:Sampling Studies; D012737:Sex Factors; D012923:Social Class