https://amref.org/research-papers/enhancing-the-supervision-of-community-health-workers-with-whatsapp-mobile-messaging-qualitative-findings-from-2-low-resource-settings-in-kenya-health-science-and-practice-doi-10-9745ghsp-d-15-00/
Enhancing the Supervision of Community Health Workers With WhatsApp Mobile Messaging: Qualitative Findings from 2 Low-Resource Settings in Kenya Health Science and Practice, doi: 10.9745/GHSP-D-15-00386