Sun O Chang, Chan Ho Hwang, Ja Won Koo, Seung Jun Oh, Sang Joon Lee, Weon Jin Seong, Ha won Jung, Won Seok Yu, Chong Sun Kim

Gyung Taek Kim, Sang Hum Lee, Jae Hyun Sim, Sung Hee Yun

Kyung Tae, MD;Kyung Woo Kim, MD;Young Ho Jang, MD; and Chul Won Park, MD

Tae Gee Jung, MD;Hyung Kyung Jun, MD;Kwang-Sun Lee, MD;Tae Hyun Yoon, MD; and Kwang-Chol Chu, MD

Kun Woo Shin, MD1;In Ah Yang, MD1;Kyung Sook Cho, MD1;Soon Kwang Im, MD1; and Sang Hun Lee, MD2;

Sea Yuong Jeon, MD1;Keon Ki Lee, PhD2; and Kwan Taek Noh, MD3;