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Lee CH, Chen PJ, Lai HY, Lee CY, Fan KH, Tsang NM, Chang JT.Lee CH, et al.BMC Med Educ. 2020 Jan 13;20(1):13. doi: 10.1186/s12909-020-1927-x.BMC Med Educ. 2020.PMID: 31931783Free PMC article.Review.
Mireștean CC, Iancu RI, Iancu DPT.Mireștean CC, et al.Int J Environ Res Public Health. 2022 Mar 22;19(7):3772. doi: 10.3390/ijerph19073772.Int J Environ Res Public Health. 2022.PMID: 35409453Free PMC article.
Amgad M, Shash E, Gaafar R.Amgad M, et al.Crit Rev Oncol Hematol. 2012 Oct;84(1):122-9. doi: 10.1016/j.critrevonc.2012.01.003. Epub 2012 Mar 3.Crit Rev Oncol Hematol. 2012.PMID: 22386807Review.
