Atlantic bubble returning by April 19 as long as COVID-19 numbers remain low The province said changes to the Return to School plan at the high school level include:The province also announced that beginning Friday, all high school staff are eligible to receive a COVID-19 vaccine and will be receiving an invitation to participate in vaccination clinics next week organized by the regional health authorities.In the coming weeks, more vaccination clinics will be available for staff in elementary and middle schools and for early childhood service providers and child-care staff.High school students who are 16 and older with complex medical conditions are also eligible to receive the vaccine, the province stated.If a health zone moves to the.