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Zhao Z, Zhu Y, Fang Y, Ye W, McCollam P.Zhao Z, et al.J Med Econ. 2015;18(9):655-65. doi: 10.3111/13696998.2015.1041966. Epub 2015 Jun 1.J Med Econ. 2015.PMID: 25891183Free article.
Zhu B, Zhao Z, McCollam P, Anderson J, Bae JP, Fu H, Zettler M, Lenarz L.Zhu B, et al.Curr Med Res Opin. 2011 Mar;27(3):633-41. doi: 10.1185/03007995.2010.551657. Epub 2011 Jan 18.Curr Med Res Opin. 2011.PMID: 21241206
Taylor MJ, Scuffham PA, McCollam PL, Newby DE.Taylor MJ, et al. Among authors: mccollam pl.Curr Med Res Opin. 2007 Mar;23(3):495-503. doi: 10.1185/030079906X167462.Curr Med Res Opin. 2007.PMID: 17355731
Etemad LR, McCollam PL.Etemad LR, et al. Among authors: mccollam pl.Curr Med Res Opin. 2005 Dec;21(12):1977-84. doi: 10.1185/030079905X74970.Curr Med Res Opin. 2005.PMID: 16368049