TY - RPRT TI - Primary spontaneous pneumothorax in Arabs: does its frequency differ from elsewhere? AU - M R El Sonbaty AU - Z I Bitar AU - A A Marafie AU - P N Sharma PY - 2000 DO - 10.1016/s0895-4356(99)00229-2 UR - https://pubmed.ncbi.nlm.nih.gov/10880782/ ID - 10880782 ER -