<a href="/doctors/dr-kim-dong-kwan-ph-d">Dr. Kim Dong-Kwan, Ph.D.</a> - 7,413 publications, <a href="/doctors/dr-kwak-jung-won-ph-d">Dr. Kwak Jung-Won, Ph.D.</a> - 5,051 publications, <a href="/doctors/dr-kyoo-hyung-lee-ph-d">Dr. Kyoo-Hyung Lee, Ph.D.</a> - 2,388 publications, <a href="/doctors/dr-kim-kang-mo-ph-d">Dr. Kim Kang-Mo, Ph.D.</a> - 2,210 publications, and <a href="/doctors/dr-kim-song-cheol-ph-d">Dr. Kim Song-Cheol, Ph.D.</a> - 1,777 publications are esophageal cancer treatment physician in South Korea with the most extensive scientific background.