There needs to be a “collective commitment” to get vaccinations underway worldwide for health workers and others who are at high risk of catching COVID-19, within the next 100 days, said the UN health agency chief on Monday.There needs to be a “collective commitment” to get vaccinations underway worldwide for health workers and others who are at high risk of catching COVID-19, within the next 100 days, said the UN health agency chief on Monday.Read MoreUN News – Health