Institution: | 1Department of Pathology, Inje University Ilsan Paik Hospital, Gyeongggi-do 411-706, Korea.;2Department of Parasitology and Tropical Medicine, Seoul National University College of Medicine, and Institute of Endemic Diseases, Seoul National University Medical Research Center, Seoul 110-799, Korea.;3Department of Pathology, Seoul National University College of Medicine, Seoul 110-799, Korea. |