Association analysis of brain-derived neurotrophic factor (BDNF) gene Val66Met polymorphism in schizophrenia and bipolar affective disorder - Skibińska,M.; Hauser,J.; Czerski,P.M.; Leszczyńska-Rodziewicz,A.; Kosmowska,M.; Kapelski,P. (World J Biol Psychiatry, 2004)