The MWSS Regulatory Office (RO) engaged the services of the Philippine Vision Group, Inc. (PVGI) in the conduct of an on-site Coronavirus Disease 2019 (COVID-19) Antigen Rapid Diagnostic Testing (Oropharyngeal Swab Procedure), as a precautionary measure in preparation for the return of its workforce to the office after the holidays.The test was administered this morning by a team of medical professionals using a COVID-19 Antigen Swab Test Kit. The results showed that all ninety-four (94) MWSS RO employees, as well as utility and security personnel, tested negative for COVID-19 Antigen.