People aged 30 or over who have been vaccinated with the Janssen vaccine for 90 or more days can also go to the vaccination centre without the need for any kind of appointment or prior contact, advance the Shared Services of the Ministry of Health (SPMS) in communicated.

Almost 4.5 million people have already received the booster dose of the vaccine against Covid-19, about 70,000 of them on Monday, according to the Directorate-General for Health (DGS).