Dr. Ko passed away some time in 2014-2015 from lung cancer. The 2015 China AIDS Fund Gala published a tribute to Dr. Ko. http://www.chinaaidsfund.org/wp-content/uploads/2015/11/2015-Gala-Journal-Final-V09-low-res.pdf References http://neco.org/medalists.php http://neco.org/profileList.php?list=k http://www.theheart.org/documents/sitestructure/en/content/press-center/PDF/StVincent.pdf http://www.downstatesurgery.org/cv/ko_cv.html http://www.camsociety.org/boarddirectors.html http://www.Chinaaidsfund.org http://ncapip.org/members.html http://www.cca-usa.org/contactus.html http://www.chinatownpartnership.org/Gui/Content.aspx-Page=BoardDirectors.htm http://www.vividmagazine.net/ American cardiac surgeons 2010s deaths Year of birth missing Year of death uncertain