Cite
Variations of pterygium prevalence by age, gender and geographic characteristics in China: A systematic review and meta-analysis.
MLA
Song, Peige, et al. “Variations of Pterygium Prevalence by Age, Gender and Geographic Characteristics in China: A Systematic Review and Meta-Analysis.” PLoS ONE, vol. 12, no. 3, Mar. 2017, pp. 1–11. EBSCOhost, https://doi.org/10.1371/journal.pone.0174587.
APA
Song, P., Chang, X., Wang, M., & An, L. (2017). Variations of pterygium prevalence by age, gender and geographic characteristics in China: A systematic review and meta-analysis. PLoS ONE, 12(3), 1–11. https://doi.org/10.1371/journal.pone.0174587
Chicago
Song, Peige, Xinlei Chang, Manli Wang, and Lin An. 2017. “Variations of Pterygium Prevalence by Age, Gender and Geographic Characteristics in China: A Systematic Review and Meta-Analysis.” PLoS ONE 12 (3): 1–11. doi:10.1371/journal.pone.0174587.