TY - JOUR AU - Yang, Hee Chul AU - Jung, Seonghum PY - 2020 TI - Bullae formation hypothesis in primary spontaneous pneumothorax JF - Journal of Thoracic Disease; Vol 12, No 5 (May 28, 2020): Journal of Thoracic Disease Y2 - 2020 KW - N2 - UR - https://jtd.amegroups.org/article/view/37662