1Department of Thoracic and Cardiovascular Surgery, Inha University Medical Center, Sungnam 461-712, Korea.
2Department of Parasitology, Catholic University College of Medicine, Seoul 137-701, Korea.
3Department of Pediatrics, Asan Medical Center, Seoul 138-736, Korea. JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/