Table 3 Definitions for patient portal, PHR and immunization/ vaccination app

Healthcare-related online application that allows patients to interact and communicate with their healthcare providers, as well as give them instant access to their health information from anywhere with an internet connection.

A health record where health data and information related to the care of a patient are managed by the patient. This stands in contrast to the more widely used EHR, which is operated by healthcare providers.

Personal child health record (PCHR): a form of PHR that records a child's growth, development, and history of health services received.

Mobile personal health record (mPHR): an application through which patients can access, manage, and share their PHR from a mobile device.

A mobile application that provides access to a patient’s digital immunization record and upcoming immunization schedules.