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Barnes AJ, Moore AA, Xu H, Ang A, Tallen L, Mirkin M, Ettner SL.Barnes AJ, et al. Among authors: xu h.J Gen Intern Med. 2010 Aug;25(8):840-6. doi: 10.1007/s11606-010-1341-x. Epub 2010 Apr 16.J Gen Intern Med. 2010.PMID: 20396975Free PMC article.
Duru OK, Xu H, Tseng CH, Mirkin M, Ang A, Tallen L, Moore AA, Ettner SL.Duru OK, et al. Among authors: xu h.J Am Geriatr Soc. 2010 Dec;58(12):2369-74. doi: 10.1111/j.1532-5415.2010.03176.x. Epub 2010 Nov 18.J Am Geriatr Soc. 2010.PMID: 21087224Free PMC article.
Maclean JC, Xu H, French MT, Ettner SL.Maclean JC, et al. Among authors: xu h.J Ment Health Policy Econ. 2013 Dec;16(4):187-208.J Ment Health Policy Econ. 2013.PMID: 24526587