September 17 marks the seven months since the mass vaccination against covid-19 began in the country. The first stage included adults over 80 years of age and health personnel dedicated to caring for positive patients.
So far this year, different studies have announced that the immune response (of antibodies), obtained by natural infection or vaccination, decreases over time.
So much so that on May 31, 2021, the Ministry of Health (MinSalud), through José Alejandro Mojica, pediatric infectious disease specialist of the Subdirectorate of Communicable Diseases, made reference to one of those investigations: the one carried out by the Institute of Immunology of La Jolla (USA).
One of the conclusions was that after overcoming …
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