(1) Department of Thoracic Surgery, Hyogo Medical Center for Adults, 13-70 Kitaohji-cho, Akashi, Hyogo 673-0021, Japan, JP;(2) Department of Thoracic Surgery, National Hyogo Central Hospital, 1314 Ohara, Sanda, Hyogo 669-1515, Japan, JP
Abstract:
(Received for publication on Apr. 19, 1999; accepted on Jan. 7, 2000)