Fang, J., Wen, Z., Ouyang, J., & Wang, H. (2021). Modeling the change trajectory of sleep duration and its associated factors: Based on an 11-year longitudinal survey in China. BMC public health, 21(1), 1963-9. https://doi.org/10.1186/s12889-021-12017-8
Chicago Style (17th ed.) CitationFang, Junyan, Zhonglin Wen, Jinying Ouyang, and Huihui Wang. "Modeling the Change Trajectory of Sleep Duration and Its Associated Factors: Based on an 11-year Longitudinal Survey in China." BMC Public Health 21, no. 1 (2021): 1963-9. https://doi.org/10.1186/s12889-021-12017-8.
MLA (9th ed.) CitationFang, Junyan, et al. "Modeling the Change Trajectory of Sleep Duration and Its Associated Factors: Based on an 11-year Longitudinal Survey in China." BMC Public Health, vol. 21, no. 1, 2021, pp. 1963-9, https://doi.org/10.1186/s12889-021-12017-8.