article_metadata: Li Xian Lim Marie Shella De Robles Robert Duncan Winn Kimberly Anne Hart
article_metadata: 10.1016/j.ijscr.2020.04.065
article_metadata: Int J Surg Case Rep
article_metadata: 2020;71:240-243.
article_metadata: adenocarcinoma case report mixed adeno-neuroendocrine carcinoma mixed neuroendocrine non-neuroendocrine neoplasm small cell carcinoma
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/32480333/
article_metadata: Case Reports
article_metadata: PMC7264006
article_metadata: 32480333
article_metadata: A case report of metastatic mixed adeno-neuroendocrine carcinoma of the anus presenting as anal pain
article_metadata: 2020