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Ulrich R, Böer M, Herder V, Spitzbarth I, Hewicker-Trautwein M, Baumgärtner W, Wohlsein P.Ulrich R, et al. Among authors: wohlsein p.J Med Primatol. 2010 Jun;39(3):160-5. doi: 10.1111/j.1600-0684.2010.00405.x. Epub 2010 Feb 19.J Med Primatol. 2010.PMID: 20202078