Stereotactic body radiotherapy versus surgery for early-stage non-small cell lung cancer: an updated meta-analysis involving 29,511 patients included in comparative studies - Arruda, Gustavo Viani; Gouveia, André Guimarães; Yan, Michael; Matsuura, Fernando Konjo; Moraes, Fabio Ynoe (Jornal Brasileiro de Pneumologia, 2022)