Joo NS
Park JJ, Lee DW, Park KH, Jeong HS, Lee SH, Yun ZY
Park BJ, Lee YJ
Park JH, Lee SJ, Gwak JI, Shim JY, Lee JK
Choi YG, Kim K, Choi YJ, Sung NJ, Kim J, Park JH, Hong SK, Lee JH, Korean Primary Care Research Group
Kim GM, Lee DW, Park KH, Jeong HS, Choi JH
Kim CH, Lim SM, Park HS