Guam EHDI Participates in the DPHSS Healthy Mothers, Healthy Babies Fair. by Guam CEDDERS Marie Wusstig, Guam EHDI Training Associate (left) and Jenika Ballesta, Guam CEDDERS Research Assocate (right), provided information to parents on the Guam Early Hearing Detection and Intervention (EHDI) program during the DPHSS Healthy Mothers, Healthy Babies Fair, at the Micronesia Mall on May 12, 2018. Community Services: Demonstration Services Guam Early Hearing Detection & Intervention