Takada, Hideki, Shoichiro Iwatsuki, Yasunori Itoh, Shinya Sato, Masa Hayase, and Takahiro Yasui. 2016. “Primary Pure Carcinoid Tumour of the Testis: A Case Report and Review of the Literature”. Archivio Italiano Di Urologia E Andrologia 88 (3):245-46. https://doi.org/10.4081/aiua.2016.3.245.