The following article, Sato Y, Kanoko T, Satoh K, Iwamoto J. The prevention of hip fracture with risedronate and ergocalciferol plus calcium supplementation in elderly women with Alzheimer disease: a randomized controlled trial. Arch Intern Med. 2005;165(15):1737-1742,1 has been retracted due to acknowledgment of scientific misconduct resulting in concerns about data integrity and inappropriate assignment of authorship.
Bauchner H, Redberg RF. Notice of Retraction: Sato Y, et al. The Prevention of Hip Fracture With Risedronate and Ergocalciferol Plus Calcium Supplementation in Elderly Women With Alzheimer Disease: A Randomized Controlled Trial. Arch Intern Med. 2005;165(15):1737-1742.. JAMA Intern Med. 2016;176(9):1256. doi:10.1001/jamainternmed.2016.3177