
María Paula Ibáñez, Raúl Barriga, Jennifer Bustamante, Emiliano Gómez, Kristel Gavilanes and María Victoria Zhindon (IPAC)
COVID-19: CALCULATE THE RISK

October 1, 2 and 3
2021
It all started in Wuhan
China notified the WHO of mysterious pneumonia in Wuhan, home to around 11 million people.
The virus hits neighboring nations
In the following days, territories such as Thailand and Japan started to register cases of infections (20/01/2020).
Covid-19 arrives in Europe
On January 24, French authorities confirmed 3 cases of the new covid-19 in their borders, marking the arrival of the pathology in Europe.
The virus arrives in Brazil
On February 26, the Brazilian regime confirmed the first case in the territory: a 61-year-old man who moved to Italy for work reasons.
Higher alert level
WHO (WHO) raised the covid-19 hazard alert from "high" to "very high" on 28 February
World Health Organization claims pandemic disease
The WHO considered on March 11 that the spread of the coronavirus
can be characterized as a pandemic disease.
Well over half of the world's inhabitants are confined.
On April 2, well over 3.9 billion individuals, well over half of the human race, were confined to their homes thanks to the covid-19 pandemic disease.
The first tests of the Chinese vaccine show positive results
Results from the first stage of clinical trials of a candidate vaccine in China show that it is safe.
Evolution of the
Pandemic



