title: Gastric acid production and iron metabolism in depressive states.
mesh_terms: D000367:Age Factors; D003677:Deficiency Diseases / Q000097:blood; D003863:Depression / Q000378:metabolism*; D005260:Female; D005745:Gastric Acidity Determination; D005750:Gastric Juice / Q000378:metabolism*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007408:Intestinal Absorption; D007501:Iron / Q000097:blood / Q000378:metabolism*; D008297:Male; D008598:Menstruation; D008875:Middle Aged; D012737:Sex Factors; D013223:Statistics as Topic
chemical_list: D007501:Iron