Vaccines, those who refused the recall and now have repented. Viola immunologist: “Do it even if it’s late”

There are thousands, every day, the appointments for the recall of the vaccine that go deserted. Appointments taken and not respected, heterologous rejected by those who received the first dose of AstraZeneca, confused citizens who finally decided to stop halfway after the various changes in the course of the administration of the different drugs by age categories.