title: Vitamin D levels in medical residents.
authors.affiliation: Department of Medicine, St. Luke's-Roosevelt Hospital Center, Columbia University College of Physicians and Surgeons, New York, NY 10019.
authors.forename: Sumedh S
authors.initials: SS
authors.lastname: Hoskote
authors.forename: Clinton G
authors.initials: CG
authors.lastname: Colaco
authors.forename: Ethan D
authors.initials: ED
authors.lastname: Fried
mesh_terms: D002118:Calcium / Q000097:blood*; D005260:Female; D006801:Humans; D008297:Male; D010281:Parathyroid Hormone / Q000097:blood*; D010758:Phosphorus / Q000097:blood*; D014807:Vitamin D / Q000097:blood*; D014808:Vitamin D Deficiency / Q000175:diagnosis*
chemical_list: D010281:Parathyroid Hormone; D014807:Vitamin D; D010758:Phosphorus; D002118:Calcium