title: The Challenge of Bipolar Depression in the 21st Century.
authors.affiliation: Duke University Medical Center, Box 3519 DUMC, Room 4082B, Yellow Zone, Duke South Clinics, Durham, NC 27710, USA. Electronic address: john.beyer@dm.duke.edu.
authors.forename: John L
authors.initials: JL
authors.lastname: Beyer
mesh_terms: D001714:Bipolar Disorder / Q000188:drug therapy* / Q000266:history; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans