George Nelson, MD¹, Annette Lizama Aguon², Engracia Quiambao², Rita Quitugua Oliva², Michele Leon Guerrero², Richard Reyes², Anna Lizama², Daryl Diras², Annakutty Mathew, MD, FACP³, E. Jessica Camacho, MEd⁴, Moryne-Nicole Monforte⁴, Abdirahman Mahamud, MD¹, Preeta Kutty, MD, MPH¹, Stephanie Bialek, MD, MPH¹, Amy Parker Fiebelkorn, MSN, MPH¹ and Kathleen Gallagher, MPH, DSc¹, 1National Center for Immunization and Respiratory Disease, Centers for Disease Control and Prevention, Atlanta, GA, 2Immunization Program, Guam Department of Public Health and Social Services, Mangilao, Guam, 3Medical Director, Guam Department of Public Health and Social Services, Mangilao, Guam, 4Student Support Services, Guam Department of Education, Hagåtña, Guam