Yuan, C., Qu, C., & Ji, W. (2020). Vitamin D supplementation for improving children with bone mineral density: A protocol for systematic review and meta-analysis. Medicine (Baltimore).
Citação norma ChicagoYuan, Chengcheng, Chunyan Qu, and Weigang Ji. "Vitamin D Supplementation for Improving Children With Bone Mineral Density: A Protocol for Systematic Review and Meta-analysis." Medicine (Baltimore) 2020.
MLA引文Yuan, Chengcheng, Chunyan Qu, and Weigang Ji. "Vitamin D Supplementation for Improving Children With Bone Mineral Density: A Protocol for Systematic Review and Meta-analysis." Medicine (Baltimore) 2020.
警告：這些引文格式不一定是100％准確.