?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Griban%2C+G.+P.&rft.aulast=Griban&rft.aufirst=G.+P.&rft.issue=73(8)&rft.date=2020&rft.atitle=Influence+of+positive+and+negative+factors+on+the+university+students%E2%80%99+health&rft.title=Wiadomo%C5%9Bci+Lekarskie%2C&rft.pages=1735-1746&rft.genre=article