@article{05be1367409b43728b091e35f3777dde,
title = "The urgent need to recommend an intake of vitamin D that is effective",
author = "Reinhold Vieth and Heike Bischoff-Ferrari and Boucher, {Barbara J.} and Bess Dawson-Hughes and Garland, {Cedric F.} and Heaney, {Robert P.} and Holick, {Michael F.} and Hollis, {Bruce W.} and Christel Lamberg-Allardt and McGrath, {John J.} and Norman, {Anthony W.} and Robert Scragg and Whiting, {Susan J.} and Willett, {Walter C.} and Armin Zittermann",
year = "2007",
month = mar,
day = "1",
doi = "10.1093/ajcn/85.3.649",
language = "English (US)",
volume = "85",
pages = "649--650",
journal = "American Journal of Clinical Nutrition",
issn = "0002-9165",
publisher = "American Society for Nutrition",
number = "3",
}