Coronavirus: Waterloo Region issues plea to province for more COVID-19 vaccine “Mobile clinics will be able to reach long-term care homes quickly and safely to ensure the health and wellness of residents and staff.”The agency did not specify which homes have been chosen for the initial run of the mobile clinic.A spokesperson for Waterloo Public Health told Global News that around 250 people are expected to be vaccinated at the homes on Tuesday.She said the homes were being prioritized based on these factors:• density and physical layout of the home (older homes built with more ward style rooms are at greater risk for spread and lack space for isolation and distancing)• size of the home (larger homes are at greater risk of spread due to.