Protocol for a single-arm, multicenter, prospective, confirmatory phase III trial of wedge resection for invasive ground glass opacity-featured lung cancer with a size ≤2 cm and a consolidation tumor ratio between 0.25 and 0.5 (ECTOP-1020 study) - Li, Tong; Fu, Fangqiu; Zhang, Yang; Chen, Haiquan (Journal of Thoracic Disease, 2024)