Journal of Health Sciences of Peking University / Beijing Daxue Xuebao (Yixue Ban), 2020, v. 52, n. 2, p. 227, doi. 10.19723/j.issn.1671-167X.2020.02.006
Journal of Health Sciences of Peking University / Beijing Daxue Xuebao (Yixue Ban), 2020, v. 52, n. 2, p. 214, doi. 10.19723/j.issn.1671-167X.2020.02.004