 | Up a level |
Bischoff-Ferrari, HA; Willett, WC; Wong, JB; Stuck, AE; Stähelin, HB; Orav, JE; Thoma, A; Kiel, DP; Henschkowski, J (2009). Prevention of nonvertebral fractures with oral vitamin D and dose dependency: a meta-analysis of randomized controlled trials. Archives of internal medicine, -(-), pp. 551-561. Chicago, Ill.: American Medical Association 10.1001/archinternmed.2008.600
Bischoff-Ferrari, HA; Dawson-Hughes, B; Staehelin, HB; Orav, JE; Stuck, AE; Theiler, R; Wong, JB; Egli, A; Kiel, DP; Henschkowski, J (2009). Fall prevention with supplemental and active forms of vitamin D: a meta-analysis of randomised controlled trials. BMJ, 339(oct01 1), b3692-b3692. London: BMJ Publishing Group 10.1136/bmj.b3692
