Lu Chen, Penghui Feng, Lance Shaver, & Zengwu Wang. (2021). Maternal mortality ratio in China from 1990 to 2019: Trends, causes and correlations. BMC.
Chicago Style (17th ed.) CitationLu Chen, Penghui Feng, Lance Shaver, and Zengwu Wang. Maternal Mortality Ratio in China from 1990 to 2019: Trends, Causes and Correlations. BMC, 2021.
MLA (9th ed.) CitationLu Chen, et al. Maternal Mortality Ratio in China from 1990 to 2019: Trends, Causes and Correlations. BMC, 2021.
Warning: These citations may not always be 100% accurate.