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Yang FP, Chao AS, Lin SH, Chao A, Wang TH, Chang YL, Chang HS, Wang JJ.Yang FP, et al. Among authors: chao a, chao as.Brain Imaging Behav. 2020 Dec;14(6):2647-2658. doi: 10.1007/s11682-019-00216-2.Brain Imaging Behav. 2020.PMID: 31900889
Chao AS, Chao A, Wang TH, Chang YC, Peng HH, Chang SD, Chao A, Chang CJ, Lai CH, Wong AMK.Chao AS, et al. Among authors: chao a.Pain. 2007 Feb;127(3):214-220. doi: 10.1016/j.pain.2006.08.016. Epub 2006 Oct 6.Pain. 2007.PMID: 17030438Clinical Trial.
Chao AS, Chao A, Wang CJ, Lai CH, Wang HS.Chao AS, et al. Among authors: chao a.Taiwan J Obstet Gynecol. 2011 Mar;50(1):62-6. doi: 10.1016/j.tjog.2009.10.006.Taiwan J Obstet Gynecol. 2011.PMID: 21482377Free article.Review.
Chao A, Lee LY, Hsueh C, Lin CY, Tsai CL, Chao AS, Lin CT, Chou HH, Chang TC, Wang TH.Chao A, et al. Among authors: chao as.Taiwan J Obstet Gynecol. 2013 Jun;52(2):185-91. doi: 10.1016/j.tjog.2013.04.006.Taiwan J Obstet Gynecol. 2013.PMID: 23915849Free article.