Diagnostic criteria for use in psychiatric research.

" Gen Psychiat/Vol 26, Jan 1972 Diagnostic Criteria for Psychiatric Research/Feighner et a1 5 7 .Diagnostic criteria for 14 psychiatric illnesses (and for secondary deprnssion) along wi th the validating r,*idpnce for these diagnostic cate,/,,ries comes from workers outside ,,ti,. group as weU as from those within; i t consists of studies o f both outpatients and inpatients, o f family studies, and of follow-up studies. These criteria are the most ~ficient currently avazhble; howuzler, i t is expected that the criteria be tested and not be considered a Atutl, closed system. It is expected t h r r l the criteria uill change as vari~3 illnesses are studied by different gr~mps. Such criteria provide a f mmework for comparison of data gathered in different centers, and serve to promote communication between investigators.