AUTHOR=Chen Jianbai , Mou Xiaorong , Zhang Zhiming , Nie Zhiyong , Qiu Jianxin TITLE=Primary large cell neuroendocrine carcinoma of the urethra: a case report JOURNAL=Frontiers in Urology VOLUME=5 YEAR=2025 URL=https://www.frontiersin.org/journals/urology/articles/10.3389/fruro.2025.1440538 DOI=10.3389/fruro.2025.1440538 ISSN=2673-9828