Risk factors, complications and costs of prolonged air leak after video-assisted thoracoscopic surgery for primary lung cancer - Ponholzer, Florian; Ng, Caecilia; Maier, Herbert; Lucciarini, Paolo; Öfner, Dietmar; Augustin, Florian (Journal of Thoracic Disease; Vol 15, No 2 (February 28, 2023): Journal of Thoracic Disease, 2022)