A Study to Evaluate Effectiveness and Safety of Surgeries in Elderly NSCLC Patients

China-Japan Friendship Hospital, Beijing

China People's Liberation Army Hospital, Beijing

Shanghai Chest Hospital, Shanghai

Jiangsu Cancer Hospital, Nanjing

Tianjin Chest Hospital, Tianjin

First Hospital Affiliated to Zhejiang University, Hangzhou

Tongji Hospital Affiliated to Huaxi Technology University, Wuhan

Henan Cancer Hospital, Zhengzhou

Huaxi Hospital Affiliate to Sichuan University, Chengdu

Xi'an Tangdu Hospital, Xi'an