*Department of Internal Medicine, Seoul National University, Clinical Research Institute of Seoul National University Hospital, Seoul, Korea; †Department of Internal Medicine, Hallym University Hangang Sacred Heart Hospital, Seoul, Korea; ‡Department of Anatomy, Catholic University, Seoul, Korea; §Department of Internal Medicine, Gyeong-sang National University, Chinju, Korea; ¶Department of Internal Medicine, Gachon Medical School, Incheon, Korea; ∥Department of Urology, Seoul National University, Seoul, Korea.
Correspondence to: Dr. Jung Sang Lee, Department of Internal Medicine, Seoul National University, Research Institute of Seoul National University Hospital, 28, Yongun-dong, Chongno-gu, Seoul, 110-744, South Korea. Phone: +82-2-760-2265; Fax : +82-2-742-9031; E-mail : [email protected]
Accepted February 02, 2002
Received January 17, 2002