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Gong L, Ding W, Ma Y, Sun S, Zhao G, Gao D.Gong L, et al. Among authors: gao d.Biopreserv Biobank. 2013 Oct;11(5):299-308. doi: 10.1089/bio.2013.0028.Biopreserv Biobank. 2013.PMID: 24835261
Zhang Y, Zhao G, Yi J, Shu Z, Zhou P, Cao Y, Gao D.Zhang Y, et al. Among authors: gao d.Biopreserv Biobank. 2016 Feb;14(1):39-44. doi: 10.1089/bio.2015.0047. Epub 2015 Dec 21.Biopreserv Biobank. 2016.PMID: 26691959