title: Re-evaluation of antidepressant effect of tetrahydrobiopterin.
authors.forename: W W
authors.initials: WW
authors.lastname: Fleischhacker
authors.forename: U
authors.initials: U
authors.lastname: Meise
authors.forename: H
authors.initials: H
authors.lastname: Schubert
mesh_terms: D000368:Aged; D000928:Antidepressive Agents; D001708:Biopterins / Q000031:analogs & derivatives / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011621:Pteridines / Q000627:therapeutic use*
chemical_list: D000928:Antidepressive Agents; D011621:Pteridines; D001708:Biopterins; C003402:sapropterin