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Swedo SE, Pietrini P, Leonard HL, Schapiro MB, Rettew DC, Goldberger EL, Rapoport SI, Rapoport JL, Grady CL.Swedo SE, et al. Among authors: pietrini p.Arch Gen Psychiatry. 1992 Sep;49(9):690-4. doi: 10.1001/archpsyc.1992.01820090018003.Arch Gen Psychiatry. 1992.PMID: 1514873