University of Michigan at Ann Arbor - Department of Health Management and Policy, University of Michigan at Ann Arbor, University of Michigan at Ann Arbor, University of Michigan at Ann Arbor, Government of the United States of America - Centers for Disease Control and Prevention (CDC), Centers for Disease Control and Prevention (Dominican Republic), Centers for Disease Control and Prevention, Government of the United States of America - Centers for Disease Control and Prevention (CDC), Government of the United States of America - Centers for Disease Control and Prevention (CDC), Government of the United States of America - Centers for Disease Control and Prevention (CDC), Government of the United States of America - National Center for Immunization and Respiratory Diseases, Government of the United States of America - Centers for Disease Control and Prevention (CDC) and Government of the United States of America - Centers for Disease Control and Prevention (CDC)

Fudan University - School of Public Health, Fudan University - School of Public Health, University of Michigan at Ann Arbor - Department of Health Management and Policy, University of Michigan at Ann Arbor - Department of Epidemiology, Fudan University - School of Public Health, Fudan University - School of Public Health, Chinese Center for Disease Control and Prevention (China CDC) - National Immunization Program, Duke University - Duke Global Health Institute, Fudan University - Key Laboratory of Public Health Safety (Ministry of Education), Fudan University - School of Public Health, Fudan University - School of Public Health, Chinese Center for Disease Control and Prevention (China CDC) - Shanghai Municipal Center for Disease Control and Prevention, Fudan University - School of Public Health and Fudan University - Shanghai Institute of Infectious Disease and Biosecurity

affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Michigan at Ann Arbor - Department of Industrial and Operations Engineering, University of Michigan at Ann Arbor - Department of Health Management and Policy and University of Michigan at Ann Arbor - Division of Gastroenterology and Hepatology