Jejunal pH and folic acid.
D005492:Folic Acid / Q000378:metabolism*; D005494:Folic Acid Deficiency / Q000209:etiology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007408:Intestinal Absorption; D007583:Jejunum / Q000378:metabolism*
D005492:Folic Acid