Cagayan province, Philippines: Nurse examining cells to test for malaria. Photo: Rowena Harbridge, AusAID Published July 14, 2012 at 500 × 375 in Malaria in the Asia-Pacific Cagayan province, Philippines: Nurse examining cells to test for malaria. Photo: Rowena Harbridge, AusAID Cagayan province, Philippines: Nurse examining cells to test for malaria. Photo: Rowena Harbridge, AusAID