da Lilly-Tariah, O., and R. Gogo-Abite. “Fast-Growing Pre-Auricular Pilomatrixoma Simulating a Lymph Node Enlargement: A Case Report”. Nigerian Journal of Otorhinolaryngology, vol. 3, no. 1, Dec. 2006, pp. 26-29, doi:10.4314/njorl.v3i1.32462.