CHW     community health worker

CPR      contraceptive prevalence rate

EWS      Early Warning System

GSMA    GSM Association

GPRS    General Packet Radio Service

HMIS      health management information system

IT            information technology

IVR         interactive voice response

KPI         key performance indicator

M&E       monitoring and evaluation

M4RH     Mobile for Reproductive Health

MAMA     Mobile Alliance for Maternal Action

mHealth   mobile health

MMS        multimedia messaging service

MNO        mobile network operator

MOH        Ministry of Health

NGO         non-governmental organization

PDA          personal digital assistants

RFP           request for proposal

SIM            subscriber identity module

SMS           short messaging service

TCO           total cost of ownership