TY - RPRT TI - Are controls in schizophrenia research "normal"? AU - S C Olson AU - R A Bornstein AU - S B Schwarzkopf AU - H A Nasrallah PY - 1993 DO - 10.3109/10401239309148917 UR - https://pubmed.ncbi.nlm.nih.gov/8348194/ ID - 8348194 ER -