Sang Yong Kwon, Je Jung Lee, Ik Joo Chung, Hyeoung Joon Kim, Moo Rim Park, Hyung Seok Kim, Chang Soo Park

J Korean Med Sci.1999;14(6):671-674.   Published online 2009 June 22     DOI: http://dx.doi.org/10.3346/jkms.1999.14.6.671