title: Pulmonary physicians in the practice of sleep medicine.
authors.forename: Lawrence J
authors.initials: LJ
authors.lastname: Epstein
authors.forename: Paul A
authors.initials: PA
authors.lastname: Kvale
authors.forename: Peter D
authors.initials: PD
authors.lastname: Wagner
mesh_terms: D000068:Accreditation; D002568:Certification; D004493:Education; D006801:Humans; D033183:Interdisciplinary Communication; D007396:Internship and Residency; D007753:Laboratories; D010818:Practice Patterns, Physicians'; D015272:Pulmonary Medicine; D012893:Sleep Wake Disorders / Q000628:therapy*; D000078329:Workforce