title: Serum folate levels in U.S. psychiatric inpatients.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003866:Depressive Disorder / Q000097:blood; D005260:Female; D005492:Folic Acid / Q000097:blood*; D006760:Hospitalization; D006801:Humans; D008297:Male; D001523:Mental Disorders / Q000097:blood*; D008875:Middle Aged; D014481:United States
chemical_list: D005492:Folic Acid