Safety and effectiveness of neoadjuvant immunotherapy combined with chemotherapy followed by surgical resection in patients with stage I–IIIA small-cell lung cancer: a retrospective single-arm clinical trial - Liu, Jiacong; Wang, Luming; Shu, Wenbo; Zhang, Lichen; Wang, Yiqing; Lv, Wang; Zhu, Linhai; Hu, Jian (Journal of Thoracic Disease; Vol 14, No 11 (November 29, 2022): Journal of Thoracic Disease, 2022)