Gastritis and L-dopa.
D004295:Dihydroxyphenylalanine / Q000009:adverse effects*; D005756:Gastritis / Q000139:chemically induced*; D006801:Humans; D008297:Male; D008551:Melena / Q000139:chemically induced; D008875:Middle Aged; D010300:Parkinson Disease / Q000188:drug therapy
D004295:Dihydroxyphenylalanine