Social network-based measurement of abortion incidence: promising findings from population-based surveys in Nigeria, Cote d’Ivoire, and Rajasthan, India oleh Suzanne O. Bell, Mridula Shankar, Elizabeth Omoluabi, Anoop Khanna, Hyacinthe Kouakou Andoh, Funmilola OlaOlorun, Danish Ahmad, Georges Guiella, Saifuddin Ahmed, Caroline Moreau