Adenocarcinoma, Follicular

• Hallym University Sacred Heart Hospital — Anyang, Gyeonggi-do, South Korea
• Yeungnam University Medical Center — Daegu, South Korea
• National Cancer Center - Korea — Goyang, South Korea
• Kosin Medical Center Gospel Hospital — Pusan, South Korea

• Ohio State University Medical Center — Columbus, Ohio, United States

• Memorial Sloan-Kettering Cancer Center at Suffolk — Commack, New York, United States

• Ohio State University Comrehensive Cancer Center — Columbus, Ohio, United States
• University of Texas - MD Anderson Cancer Center — Houston, Texas, United States

• Albert B. Chandler Medical Center, University of Kentucky — Lexington, Kentucky, United States

Not specified

• City of Hope Comprehensive Cancer Center — Duarte, California, United States
• Dana Farber Cancer Institute — Boston, Massachusetts, United States
• Montefiore Medical Center — The Bronx, New York, United States
• Hospital of the University of Pennsylvania — Philadelphia, Pennsylvania, United States

• Saint Antoine Hospital, Endocrinology Unit — Paris, France

• Ottawa Regional Cancer Centre at Ottawa Hospital - General Campus — Ottawa, Ontario, Canada

• Warren Grant Magnuson Clinical Center - NCI Clinical Studies Support — Bethesda, Maryland, United States