1 Department of Endocrinology, China-Japan Friendship Hospital, Beijing 100029, China; Center of Endocrinology and Cardiovascular Disease, National Center of Cardiology and Fuwai Hospital, Beijing, China. Electronic address: guangwei_li45@126.com.
2 Division of Diabetes Translation, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
3 Center for Global Health, Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
4 Phoenix Epidemiology and Clinical Research Branch, National Institute of Diabetes and Digestive and Kidney Diseases, Phoenix, AZ, USA.