Hee-Won Suh, Hyun-Ok Kim, Young Sik Kim, Sung Sunwoo, Jung Ah Lee, Hye-Ree Lee, Byungsung Kim, Dae Hyun Kim, Youn Seon Choi, Yoo Seock Cheong, Keunsang Yum, Yun Jun Yang, Byung-Yeon Yu, Chung Hwan Cho, Sat-Byul Park, Dong Hyeok Shin
Korean J Fam Med. 2012;33(6):346-355. Published online November 27, 2012