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Valentino LA, Walsh CE, Reding MT, Young GA, Levendoglu-Tugal O, Cooper DL.Valentino LA, et al.Haemophilia. 2012 Jul;18(4):554-60. doi: 10.1111/j.1365-2516.2012.02762.x. Epub 2012 Feb 20.Haemophilia. 2012.PMID: 22348407