789. A pooled analysis of vitamin D dose requirements for fracture prevention.
作者: Heike A Bischoff-Ferrari.;Walter C Willett.;Endel J Orav.;Paul Lips.;Pierre J Meunier.;Ronan A Lyons.;Leon Flicker.;John Wark.;Rebecca D Jackson.;Jane A Cauley.;Haakon E Meyer.;Michael Pfeifer.;Kerrie M Sanders.;Hannes B Stähelin.;Robert Theiler.;Bess Dawson-Hughes.
来源: N Engl J Med. 2012年367卷1期40-9页
The results of meta-analyses examining the relationship between vitamin D supplementation and fracture reduction have been inconsistent.
791. Videos in clinical medicine. Ultrasound-guided peripheral i.v. placement.
作者: Scott Joing.;Seth Strote.;Liberty Caroon.;Christopher Wall.;Jamie Hess.;Chad Roline.;Laura Oh.;Ben Dolan.;Robb Poutre.;Kathleen Carney.;David Plummer.;Robert Reardon.
来源: N Engl J Med. 2012年366卷25期e38页 |