HRAS and epithelial-myoepithelial carcinoma: Urano Urano M M Nakaguro Nakaguro M M Yamamoto Yamamoto Y Y Hirai Hirai H H Tanigawa Tanigawa M M Saigusa Saigusa N N Diagnostic significance of HRAS mutations in epithelial-myoepithelial carcinomas exhibiting a broad histopathologic spectrum Diagnostic significance of HRAS mutations in epithelial-myoepithelial carcinomas exhibiting a broad histopathologic spectrum Am J Surg Pathol Am J Surg Pathol 2019 2019 43 43 7 7 984 984 994 994 10.1097/PAS.0000000000001258 10.1097/PAS.0000000000001258 30994537 30994537