TY - RPRT TI - Pectus excavatum deformities simulating mediastinal masses. AU - G C Soteropoulos AU - O S Cigtay AU - D Schellinger PY - 1979 DO - 10.1097/00004728-197910000-00004 UR - https://pubmed.ncbi.nlm.nih.gov/479410/ ID - 479410 ER -