Tracking is by mother's or child's last name and an assigned unit number or birth date. Children enter the system through the Children's Hospital or one of the 3 public health departments. Follow-up by reminder cards is being researched. Private providers may have access in the future. Tracking is by unique ID number and up to 7 other identifiers.
Children enter the system at birth.
Follow-up is by voice phone mailbox. Data input and output can be by fax. Patient Tracking System. Tracking is by birth date and type of immunization. Private providers have access to system.