Siem Reap, Cambodia, December 2006..Dyon Dir, 27, left, and Nien, 30, right are among dozens of TB patients who live in very precarious conditions in insalubrious barracks at the back of the Provincial Hospital compound. TB is endemic in the region, fueled by poverty, malnutrition, inadequate hygiene and the spreading of HIV/AIDS. The percentage of drug-resistant TB strains is on a sharp rise due to inadequate treatments.