inclusion criteria: 1. men and women ≥ 18 years old 2. informed consent 3. beneficiaries of a social security plan 4. vaccinated or unvaccinated against sars-cov-2: * vaccinated individuals have had a 3rd dose for at least one month, or have been infected with sars-cov-2 and have had 2 doses of vaccine for at least one month * unvaccinated persons are naïve to previous sars cov 2 infection 5. positive nasopharyngeal rt-pcr test for selection with a ct viral load ≤ 23 6. have a phone and internet connection to access the entry application

inclusion criteria: 1. men and women ≥ 18 years old 2. informed consent 3. beneficiaries of a social security plan 4. vaccinated or unvaccinated against sars-cov-2: * vaccinated individuals have had a 3rd dose for at least one month, or have been infected with sars-cov-2 and have had 2 doses of vaccine for at least one month * unvaccinated persons are naïve to previous sars cov 2 infection 5. positive nasopharyngeal rt-pcr test for selection with a ct viral load ≤ 23 6. have a phone and internet connection to access the entry application

inclusion criteria: men and women ≥ 18 years old informed consent beneficiaries of a social security plan vaccinated or unvaccinated against sars-cov-2: vaccinated individuals have had a 3rd dose for at least one month, or have been infected with sars-cov-2 and have had 2 doses of vaccine for at least one month unvaccinated persons are naïve to previous sars cov 2 infection positive nasopharyngeal rt-pcr test for selection with a ct viral load ≤ 23 have a phone and internet connection to access the entry application

inclusion criteria: men and women ≥ 18 years old informed consent beneficiaries of a social security plan vaccinated or unvaccinated against sars-cov-2: vaccinated individuals have had a 3rd dose for at least one month, or have been infected with sars-cov-2 and have had 2 doses of vaccine for at least one month unvaccinated persons are naïve to previous sars cov 2 infection positive nasopharyngeal rt-pcr test for selection with a ct viral load ≤ 23 have a phone and internet connection to access the entry application