While in the late eighties, the Philippine Office of Overall health (PDOH), relying on its built-in management information method, detected fewer than just one outbreak every year inside of a inhabitants of much more than sixty million persons. In 1989, the PDOH created the Nationwide Epidemic Sentinel Surveillance Method, a https://beveiligingsbedrijf09753.wikijournalist.com/4636262/detailed_notes_on_surveillance