Zhu, X., Du, Y., He, W., Dai, J., Chen, M., Yao, P., . . . Lu, Y. (2021). Ophthalmic services in Shanghai 2017. BMC Health Services Research, 21(1), 1. https://doi.org/10.1186/s12913-021-07048-1
Chicago-referens (17:e uppl.)Zhu, Xiangjia, et al. "Ophthalmic Services in Shanghai 2017." BMC Health Services Research 21, no. 1 (2021): 1. https://doi.org/10.1186/s12913-021-07048-1.
MLA-referens (9:e uppl.)Zhu, Xiangjia, et al. "Ophthalmic Services in Shanghai 2017." BMC Health Services Research, vol. 21, no. 1, 2021, p. 1, https://doi.org/10.1186/s12913-021-07048-1.
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