RT Journal A1 Croughan JL, Woodruff RA, Reich T T1 THe management of patients with undiagnosed psychiatric illness JF Archives of General Psychiatry JO Archives of General Psychiatry YR 1979 FD March 1 VO 36 IS 3 SP 341 OP 346 DO 10.1001/archpsyc.1979.01780030107010 UL http://dx.doi.org/10.1001/archpsyc.1979.01780030107010 AB • The results of using formal diagnostic criteria on a series of newly admitted inpatients are presented. Several strategies were employed in the management of the undiagnosed patients. The percent of undiagnosed patients significantly decreased with time during the course of hospitalization.