Thomaidis, V., K. Seretis, G. Tsoucalas, K. Razos, A. Vasilopoulos, G. M. Efenti, and A. Fiska. “A Case of Early FAP Diagnosis With Extraintestinal Manifestations on the Face”. Acta Medica Academica, vol. 48, no. 2, Oct. 2019, pp. 217-24, doi:10.5644/ama2006-124.260.