AGDALENA RIVER, EASTERN AND WESTERN FOOTHILLS OF THE CORDILLERA ORIENTAL FROM THE FRONTIER WITH ECUADOR TO THAT WITH VENEZUELA, URABA, FOOTHILLS OF THE SIERRA NEVADA, EASTERN PLAINS (ORINOQUIA) AND AMAZONIA; - MALARIA PROPHYLAXIS. MALARIA RISK - P. VIVAX (58%), P. FALCIPARUM (42%) - IS HIGH THROUGHOUT THE YEAR