Health COVID-19: Middlesex-London Health Unit reports 4 cases, 1 death By Jacquelyn LeBel - November 2, 2021 0 222 Facebook Twitter Pinterest WhatsApp The latest COVID-19 vaccination data from the MLHU shows that among those aged 12 and older, 89.2 per cent have had at least one dose while 85.6 per cent are fully immunized.