Traumatic pneumatocele in an 11-year-old boy - report of a rare case and review of the literature. - Matuszczak, Ewa; Oksiuta, Marzanna; Hermanowicz, Adam; Dębek, Wojciech (Polish Journal of Thoracic & Cardiovascular Surgery / Kardiochirurgia i Torakochirurgia Polska, 2017)