RT Journal Article SR Electronic T1 Vitamin D Supplementation for Nonspecific Musculoskeletal Pain: Ready for Prime Time? JF The Annals of Family Medicine JO Ann Fam Med FD American Academy of Family Physicians SP iii OP iii DO 10.1370/afm.1463 VO 10 IS 6 YR 2012 UL http://www.annfammed.org/content/10/6/iii.abstract AB