Hellow guys, Welcome to my website, and you are watching 호흡곤란 개선을 위하여! 만성폐질환 환자 자가관리. and this vIdeo is uploaded by 서울아산병원 at 2014-10-06T18:37:10-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.