(Reuters) – Paul Farmer, an American doctor and anthropologist dedicated to improving public health in some of the world’s poorest countries, died unexpectedly in his sleep in Rwanda, the group he founded said on Monday. He was 62. Farmer founded Partners in Health in Haiti in 1987 and served as chief strategist to the group, which has provided millions of outpatient visits, women’s health checkups and home visits in 12 countries, according to its website. Former U.S. President Bill Clinton in a statement praised Farmer’s “pioneering work” that “fundamentally changed the way health care is del…