COVID-19 in the spring.The catch-up immunizations will be offered by appointment only. In-school vaccination programs moved to Ontario clinics, doctors’ offices Clinics will be held at health unit offices across Simcoe County and Muskoka one to two days per week as needed through to spring 2021.[ Sign up for our Health IQ newsletter for the latest coronavirus updates ]People who want to book an appointment can call Health Connection at 1-877-721-7520, ext.