Dr. Young Hoon Joo is a professor and head and neck cancer specialist at Bucheon St. Mary's Hospital, located in Bucheon City, Gyeonggi Province, South Korea. Position Professor, Clinical Head, Director of Clinical Cooperation Center Career 2017-present Bucheon St. Mary's Hospital, Professor 2012-2017 Bucheon St. Mary's Hospital, Associate Professor 2010-2012 Bucheon St. Mary's Hospital, Assistant Professor 2008-2010 Bucheon St. Mary's Hospital, Clinical Assistant Professor 2006-2008 Gangnam St. Mary's Hospital, Department of Otorhinolaryngology, Clinical Lecturer 2002-2006 St. Mary's Hospital, Department of Otorhinolaryngology, Resident