A rare case report of a primary lung cancer comprising adenocarcinoma and atypical carcinoid tumor, with the carcinoid component harboring EML4-ALK rearrangement

Wenbin Hu, Jiaming Zhao, Guoxia Wang, Qihao Wang, Mingming Deng, Jie Shen, Paul Hofman, Edyta Maria Urbanska, Eric Santoni-Rugiu, Petros Christopoulos, Robert A. Ramirez, Toyoaki Hida, Xiaoqing Lu, Binjun He