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Three main NHP species most commonly used as human disease models. (A) Macaca fascicularis (crab-eating macaque or cynomolgus). (B) Macaca mulatta (rhesus monkey). (C) Callithrix jacchus (common marmosets). Images courtesy of Elena Yurkina (A), donyanedomam (B) and Nattapong Jaichansugkit (C). These images are not published under the terms of the CC-BY licence of this article. For permission to reuse, please see www.123RF.com.
