Hee-Young is an otolaryngologist and completed his Master Pathology from Chung-Ang University, Seoul, Republic of Korea in 1997, completed his MD in 1990, Doctor in Pathology in 1999. He has done Intern from Chung-Gu Sung-Shim Hospital from Seoul from 1993-94 and resident from department of otolaryngology from 1994-1998; he attending department otorhinolaryngology-head and neck surgery Chung-Ang University Hospital in Seoul from 1999-2000; although worked as a attending otolaryngologist in An-Yang Hospital, Anyang, Republic of Korea in 2000; worked as a co-director in Koh Ear, Nose and Throat Clinic, Seoul in 2001 and as a director in Shinil Ear, Nose and Throat Clinic, Seoul, Republic of Korea from 2002-11. Currently working in Kim Ear, Nose and Throat Clinic, Seoul, Republic of Korea since 2012-present. 

Huang Wei Ling, born in Taiwan, raised and graduated in medicine in Brazil, specialist in infectious and parasitic diseases, a General Practitioner and Parenteral and Enteral Medical Nutrition Therapist. Once in charge of the Hospital Infection Control Service of the City of Franca’s General Hospital, she was responsible for the control of all prescribed antimicrobial medication and received an award for the best paper presented at the Brazilian Hospital Infection Control Congress in 1998. Since 1997, she works with the approach and treatment of all chronic diseases in a holistic way, with treatment guided through the teachings of Traditional Chinese Medicine and Hippocrates. Researcher in the University of São Paulo, in the Ophthalmology department from 2012 to 2013.