Jun Pyo Chung, Sang Kyu Na, Young Nyun Park, Jeong Sik Yu, Dong Sup Yoon, Se Joon Lee, Si Young Song, Kwan Sik Lee, Jae Bock Chung, Sang In Lee, Jin Kyung Kang

Yonsei Med J.1999;40(5):518-522.   Published online 2002 February 20     DOI: http://dx.doi.org/10.3349/ymj.1999.40.5.518