Sung Youn LeeYoun Sung Lee was born in 1960, majored in law, and was in the engineering and manufacturing industry for twenty years. He closed his business after being diagnosed with colon cancer. While treating his cancer, he continued his study in alternative mdicine, majoring in immunophysiology. As a result, he established a clinical care system. In this system, the immune doctors naturally heal the body using Photobiomodulation (PBM) Therapy, Molecular Hydrogen Inhalation Therapy (MHIT), and Hyperbaric Oxygen Therapy. Read More Read Less