Hallo guys... i have already one book of physiology, '' Vander's '' , but i wanna buy another one. but i don't know which one.. :? :? I waver between 2 choices-preferences..... The first is ''Guyton physiology'' and the second one is ''Ganong physiology''.... I really don't know which is better.... Can you advise me plz..?? Which one of them i'm gonna choose...?? i would appreciate that....thnx.