Lung cancer Lung cancer Radicality of lymphadenectomy in lung cancer resections by thoracotomy and video-assisted thoracoscopic approach: A prospective, multicentre and propensity-score adjusted study Obiols Carme Call Sergi Rami-Porta Ramón Jaén Ángeles Gómez de Antonio David Crowley Carrasco Silvana Royo-Crespo Íñigo Embún Raúl Universidad de Zaragoza 2022 research-article