title: Vitamin D insufficiency among free-living healthy young adults.
authors.affiliation: Vitamin D, Skin & Bone Research Laboratory, Section of Endocrinology, Diabetes & Nutrition, Department of Medicine, Boston University School of Medicine, Boston, Massachusetts 02118, USA.
authors.forename: Vin
authors.initials: V
authors.lastname: Tangpricha
authors.forename: Elizabeth N
authors.initials: EN
authors.lastname: Pearce
authors.forename: Tai C
authors.initials: TC
authors.lastname: Chen
authors.forename: Michael F
authors.initials: MF
authors.lastname: Holick
mesh_terms: D000328:Adult; D000818:Animals; D001900:Boston / Q000453:epidemiology; D002417:Cattle; D016009:Chi-Square Distribution; D004032:Diet; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008892:Milk; D010281:Parathyroid Hormone / Q000097:blood*; D012621:Seasons; D011795:Surveys and Questionnaires; D014807:Vitamin D / Q000031:analogs & derivatives* / Q000097:blood*; D014808:Vitamin D Deficiency / Q000097:blood* / Q000453:epidemiology
chemical_list: D010281:Parathyroid Hormone; D014807:Vitamin D; C104450:25-hydroxyvitamin D