COVID 19 - VARIANTS - HEALTH PASS

The Covid-19 pandemic is a viral disease caused by SARS-CoV-2. The disease is caused by the Corona Virus and there is increasing talk of variants. An outbreak of a SARS-like coronavirus in Wuhan central China has become a pandemic and is now killing thousands in Europe and around the world. Contagion symptoms vaccines variants... Our book allows you to take stock of the disease named CoVid-19 to avoid fake news but also to find everything you need to know about the virus.What are the good reflexes to adopt to protect oneself and one''s entourage from the coronavirus? Our book will help. The PCR test makes it possible to know if a person is contaminated by the SARS-CoV-2 at the time when the test is carried out.The health pass whether in paper or digital format can prove a person''s immunity to Covid-19.