GiveWell recently published an intervention report on surgery to repair obstetric fistula: http://www.givewell.org/international/technical/programs/surgery-to-repair-obstetric-fistula . All of our intervention reports are available at http://www.givewell.org/research/intervention-reports. —
from Newly published GiveWell materials https://groups.google.com/d/msg/newly-published-givewell-materials/NZFUmO9tlHw/ZnFLJPgABQAJ