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Wang R, Wu C, Zhao Y, Yan X, Ma X, Wu M, Liu W, Gu Z, Zhao J, He J.Wang R, et al. Among authors: he j.BMC Public Health. 2008 Aug 19;8:292. doi: 10.1186/1471-2458-8-292.BMC Public Health. 2008.PMID: 18710578Free PMC article.
Qian Y, Ye X, Du W, Ren J, Sun Y, Wang H, Luo B, Gao Q, Wu M, He J.Qian Y, et al. Among authors: he j.Br J Clin Pharmacol. 2010 Jan;69(1):67-73. doi: 10.1111/j.1365-2125.2009.03557.x.Br J Clin Pharmacol. 2010.PMID: 20078614Free PMC article.
Zhang X, Zang J, Xu J, Bai C, Qin Y, Liu K, Wu C, Wu M, He Q, Zhang S, Wei L, He J.Zhang X, et al. Among authors: he j, he q.Chest. 2011 Jul;140(1):117-126. doi: 10.1378/chest.10-2745. Epub 2011 Mar 24.Chest. 2011.PMID: 21436247Review.
Ye X, Liu H, Wu C, Qin Y, Zang J, Gao Q, Zhang X, He J.Ye X, et al. Among authors: he j.Eur J Gastroenterol Hepatol. 2011 Sep;23(9):794-800. doi: 10.1097/MEG.0b013e328348a56a.Eur J Gastroenterol Hepatol. 2011.PMID: 21701389Review.
Zhang X, Xu J, He J.Zhang X, et al. Among authors: he j.Stat Methods Med Res. 2013 Jun;22(3):346-60. doi: 10.1177/0962280211402261. Epub 2011 Jun 24.Stat Methods Med Res. 2013.PMID: 21705437
Wang R, Wu MJ, Ma XQ, Zhao YF, Yan XY, Gao QB, He J.Wang R, et al. Among authors: he j.Eur J Public Health. 2012 Aug;22(4):497-502. doi: 10.1093/eurpub/ckr080. Epub 2011 Jun 25.Eur J Public Health. 2012.PMID: 21705786Clinical Trial.