In reaffirming our previous Expression of Concern,1 the article “Effect of Folate and Mecobalamin on Hip Fractures in Patients With Stroke: A Randomized Controlled Trial” by Sato et al2 has been retracted due to acknowledgment of scientific misconduct resulting in concerns regarding data integrity and inappropriate assignment of authorship.
Corresponding Author: Howard Bauchner, MD (firstname.lastname@example.org).
Published Online: June 3, 2016. doi:10.1001/jama.2016.7190.
Bauchner H, Fontanarosa PB. Notice of Retraction: Sato Y, et al. Effect of Folate and Mecobalamin on Hip Fractures in Patients With Stroke: A Randomized Controlled Trial. JAMA. 2005;293(9):1082-1088.. JAMA. 2016;315(22):2405. doi:10.1001/jama.2016.7190