Immunohistochemical and morphological features of a small bowel leiomyoma in a black crested macaque (Macaca nigra). - Aristizabal-Arbelaez, Mónica; Mejía-Restrepo, Julian; Montoya-Flórez, Mauricio; Grandi, Fabrizio; Pedraza-Ordóñez, Francisco (BMC Veterinary Research, 2012)