We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePrenatal and perinatal risk factors for schizophrenia, affective psychosis, and reactive psychosis of early onset: case-control study.AuthorsM, Hultman C; P, Sparn; N, Takei; M, Murray R; S, CnattingiusPublicationBMJ (British Medical Journal), 1999, Vol 318, Issue 7181, p421ISSN0959-8138Publication typearticle