Effect of folic acid on the absorption of vitamin B12 in fish tapeworm carriers.
D002589:Cestoda / Q000187:drug effects*; D005492:Folic Acid / Q000494:pharmacology*; D006801:Humans; D007408:Intestinal Absorption; D012546:Schilling Test; D014805:Vitamin B 12 / Q000378:metabolism*
D005492:Folic Acid; D014805:Vitamin B 12