“Right now, 15 cases have been identified in congress participants. All of them are vaccinated and the vast majority are asymptomatic”, announced the Society in a statement, noting that the rest have mild symptoms.

The 37th Pneumology Congress took place between 11 and 13 November in the congress centre of a hotel in Albufeira.

On Monday, a few cases were identified, five belonging to a close group and the rest sporadic, “the origin and duration of the infection not being clear”, according to the information released.

The organisation defends that, at the venue, the infection prevention measures recommended by the General Directorate of Health were complied with: "All participants in the congress and all staff involved in the organisation of the event presented a digital certificate or negative test at the entrance".