Mendonça Sanches, M. L., L. Soares-de-Almeida, and J. Borges-Costa. “ZOON BALANITIS - REVIEW OF 23 CASES”. Journal of the Portuguese Society of Dermatology and Venereology, Vol. 73, no. 3, Sept. 2015, pp. 359-62, doi:10.29021/spdv.73.3.459.