Year: 2021Reference No.: IB No. 2021-008Category: Notice to ProceedDate Posted: May 26, 2021Attachment: https://doh.gov.ph/sites/default/files/CONTRACT%20-%20%20INACTIVATED%20POLIO%20VACCINE%20-%20IB%20NO.%202021-008.pdf https://doh.gov.ph/sites/default/files/NTP%20-%20%20INACTIVATED%20POLIO%20VACCINE%20-%20IB%20NO.%202021-008.pdf