APA (7th ed.) Citation

Xiaoyan Wang, Xingming Li, Chunhua Jin, Xinyuan Bai, Xinran Qi, Jianhong Wang, . . . Lin Wang. (2021). Association Between Serum Vitamin A Levels and Recurrent Respiratory Tract Infections in Children. Frontiers Media S.A..

Chicago Style (17th ed.) Citation

Xiaoyan Wang, et al. Association Between Serum Vitamin A Levels and Recurrent Respiratory Tract Infections in Children. Frontiers Media S.A., 2021.

MLA (9th ed.) Citation

Xiaoyan Wang, et al. Association Between Serum Vitamin A Levels and Recurrent Respiratory Tract Infections in Children. Frontiers Media S.A., 2021.

Warning: These citations may not always be 100% accurate.