N.B. high school students returning to classrooms full-time, staff eligible for COVID-19 vaccine Meanwhile, the province has announced the high schools where vaccination clinics will begin for staff.The schools will be closed Monday to allow staff to be vaccinated, as well as for them to plan for the full return to school.The province says 4,500 staff members from high schools provincewide will be able to receive a COVID-19 vaccination between March 22 and 27.In the coming weeks, clinics will be available for staff in elementary and middle schools, and for early childhood service providers and child-care staff..