Buz  M, Özsaray Emre Y, Sesigüzel İlhan M, Doğruyol Talha M, Çimenoğlu Berk R, Özdemir  A, et al. The predictive value of the Haller index for recurrent pneumothorax risk after primary spontaneous pneumothorax. Turk Gogus Kalp Dama 2024;32:436-444