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Chan C, Mann JA, Mihm MC Jr, Yan S, Momtahen S.Chan C, et al.Dermatol Online J. 2018 Oct 15;24(10):13030/qt75k5r526.Dermatol Online J. 2018.PMID: 30677812Free article.Review.
Xu Y, Chan CS, Chan E, Chen J, Cheung F, Xu Z, Liu J, Yip PSF.Xu Y, et al. Among authors: chan cs.J Med Internet Res. 2024 May 30;26:e50976. doi: 10.2196/50976.J Med Internet Res. 2024.PMID: 38815258Free article.