article_metadata: Sheng Xu Lei Xu Peng Cao Shiyun Yao Tingming Wu Xinming Hu Hualei Chen Jun Gu Xianping Che
article_metadata: 10.3389/fonc.2021.663119
article_metadata: Front Oncol
article_metadata: 2021 Jul 5;11:663119.
article_metadata: collision carcinoma neuroendocrine carcinoma small cell squamous cell carcinoma ureteral
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/34290980/
article_metadata: Case Reports
article_metadata: PMC8287249
article_metadata: 34290980
article_metadata: Collision Carcinoma Involving Small Cell Neuroendocrine Carcinoma and Squamous Cell Carcinoma of the Ureter: A Case Report and Review of the Literature
article_metadata: 2021