Early parental death and risk of psychosis in offspring: a six-country case-control study - Misra, Supriya; Gelaye, Bizu; Koenen, Karestan C; Williams, David R; Borba, Christina P. C; Quattrone, Diego; Forti, Marta Di; Cascia, Caterina La; Barbera, Daniele La; Del-Ben, Cristina Marta; Menezes, Paulo Rossi (Journal of clinical medicine, 2019)