Pawełczak P, Karakuła H, Wróbel A, Tomkiewicz K. Smoking marijuana and the risk of psychiatric re-hospitalization of patients with schizophrenia. Curr Probl Psychiatry. 2013;14(1):29-37. Accessed September 6, 2025. https://czasopisma.umlub.pl/cpp/article/view/2458