UM-REF. NO. 039, S.2023 PROVISION OF INFORMATION AND REITERATION OF POLICY GUIDELINES OF THE DEPARTMENT OF EDUCATION AND OTHER CONCERNED NATIONAL GOVERNMENT AGENCIES ON UTILIZATION, USEFUL LIFE, AND STORAGE AND MAINTENANCE OF SELF-LEARNING MODULES (SLMs), DIGITAL DEVICE, AND OTHER LEARNING RESOURCES IN LIGHT OF COVID-19 PANDEMIC AND OTHER EMEGENCIES