Tag: health unit - Netscape 6 × File Edit View Search Go Bookmarks Tasks Help Search ▼ N Home My Derek E. Silva Search Blog Canada Government Net2Phone Tag: health unit On Mandatory Masks for Phase 3 July 20, 2020 · Derek Silva On Friday Dr. Mackie, Chief Medical Officer at the Middlesex-London Health Unit, issued an instruction making masks or face coverings mandatory in all enclosed indoor public spaces. Now … Document: Done N