Economic burden of otitis media and a survey of physicians for its practice and claim codes in Korea

Byung Chul Chun, Woo Yun Sohn, Wonjoo Jung, Hoan Jong Lee
2013 Journal of Korean Medical Association  
doi:10.5124/jkma.2013.56.1.62 fatcat:zytmccwtnbcwrbpda457m2kfbe