From testing to mandatory vaccination: labor measures by omicron in the world

Given the advance of ómicron, countries have promoted alternatives that range from mandatory vaccination to mass testing. Photo: Gustavo Torrijos As the world tries to get back to normal, difficulties …

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New measures for booster doses Covid-19: when, what vaccines and other questions

The period to be vaccinated between the second dose and the booster dose was shortened. Photo: Mauricio Alvarado Yesterday he Ministry of Health announced new guidelines for the development of …

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Pfizer and BioNTech work on an mRNA vaccine against shingles

The agreement allows other companies to produce the Pfizer drug. Foto: DON EMMERT The laboratories Pfizer (United States) and BioNTech (Germany), manufacturers of one of the main vaccines against covid-19, …

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