Effect of airtime incentives on response and cooperation rates in non-communicable disease interactive voice response surveys: randomised controlled trials in Bangladesh and Uganda
Dustin G Gibson, Adaeze C. Wosu, George William Pariyo, Saifuddin Ahmed, Joseph Ali, Alain B Labrique, Iqbal Ansary Khan, Elizeus Rutebemberwa, Meerjady Sabrina Flora, Adnan A Hyder
BMJ Global Health Sep 2019, 4 (5) e001604; DOI: 10.1136/bmjgh-2019-001604