wbldb
Zhang, Yingfeng; Liu, Zhipeng; Duan, Lili; Ji, Yeyu; Yang, Sen; Zhang, Yuan; Li, Hongyin; Wang, Yu; Wang, Peng; Chen, Jiepeng; Li, Ying
Effect of low-dose vitamin K2 supplementation on bone mineral density in middle-aged and elderly Chinese:​ a randomized controlled study
Calcif Tiss Int. May 2020;​106(5):​476-485