Waterfall development methodology

Public health information systems have always been a key component of the healthcare ecosystem. Links between clinical care and public health have only been increasing, propelled by the pandemic. As defined by the Public Health Informatics Institute (PHII) in its 2021 Immunization Information System (IIS) Core Competency Model, information systems management is the “application and administration of technologies to securely and effectively meet IIS program and user needs”. The pandemic highlighted the need for public health information systems to collect, track, and monitor vaccine administration for ages newborn through adulthood, and mandated data to be reported or accessible to a broad range of recipients at the local, state and federal level.

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