درگذشت مارگارت کوین: راهبه ای که کارش بینایی هزاران نفر را نجات داد که تهدید به نابینایی شدند

Sr Margaret Coyne obituary: Nun whose work saved sight of thousands threatened with blindness

A key legacy of Sr Margaret’s time in Tigray was the development of new techniques in eye care, high-quality surgery at low cost, and the training of hundreds of Ethiopians in her work