Department Memorandum 2022-0013: Updated Guidelines on Quarantine, Isolation, and Testing for COVID-19 Response and Case Management for the Omicron Variant Category: 2019-nCoV Interim Guidelines2019 nCoV UpdateURL: https://doh.gov.ph/sites/default/files/health-update/dm2022-0013.pdfDate: Friday, January 14, 2022Document Type: Department Memorandum 2022-0013File: dm2022-0013.pdf