A celebrated doctor's coming of age story in Cambodia It was while in Uganda as a young and idealistic physician that Dr. Richard Heinzl finally heard his true calling: to set up a chapter of Doctors Without Borders in his native Canada. As a prerequisite to fulfilling his Medecins Sans Frontieres dream, Dr. Heinzl was sent to a war-ravaged town in Cambodia to work a year in the field. Cambodia Calling is this young doctor's harrowing personal story...