"Ministry of Health" . . . . . "Ministry of Health (Cambodia)" . . . "Cambodian authorities" . . . "Cambodian Ministry of Health" . "Minister of Health" . "1993" . . . . . "Health Ministry of Cambodia" . . . . . . . . . . . . . . . . . . . . . . "Ministry of Health (Cambodia)" . . . . . . . "Cambodian health ministry" . . . "Department of Drugs and Food" .