Innovations/New Technologies/Improvement ScienceHealthTrax: A new tool to identify and navigate dirt roads for health outreach work in Southern ZambiaAuthorsM. HongE. BendavidK. MehtaYear: 2015Volume: 81 Issue: 1Page/Article: 191-192DOI: 10.1016/j.aogh.2015.02.939Published on Mar 12, 2015Peer ReviewedCC BY 4.0