Sook Lee S, Lee J-L, Ryu M-H, Moon Chang H, Won Kim T, Kun Kim W, et al. Extrapulmonary small cell carcinoma: Single center experience with 61 patients. AO [Internet]. 2007 Jan. 1 [cited 2026 May 20];46(6):846-51. Available from: https://medicaljournalssweden.se/actaoncologica/article/view/26486