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Mobile Malawi Liverpool Welcome Trust

ePAL

Electronic Participant locator application for tracking users in areas of limited address systems.

ePAL screenshot

Overview

ePAL is an innovative Electronic Participant Locator application designed for healthcare research and tracking in environments where traditional address systems are non-existent or unreliable. By leveraging GPS and landmark-based navigation, it ensures researchers can precisely locate and follow up with participants over long-term studies.

What we set out to do

  • Enable high-precision participant tracking without formal addresses
  • Streamline data collection for longitudinal health studies
  • Provide offline-first mapping capabilities for rural areas
  • Bridge the gap between digital data and physical field work