1. person who at some previous time has tested positive for detection of covid-19 by pcr or serology. 2. person who at the time of starting the intervention presents symptoms compatible with covid-19. 3. person with concomitant disease type hiv, transplant, active cancer or other type of active immunosuppression.

1. person who at some previous time has tested positive for detection of covid-19 by pcr or serology. 2. person who at the time of starting the intervention presents symptoms compatible with covid-19. 3. person with concomitant disease type hiv, transplant, active cancer or other type of active immunosuppression.

person who at some previous time has tested positive for detection of covid-19 by pcr or serology. person who at the time of starting the intervention presents symptoms compatible with covid-19. person with concomitant disease type hiv, transplant, active cancer or other type of active immunosuppression.

person who at some previous time has tested positive for detection of covid-19 by pcr or serology. person who at the time of starting the intervention presents symptoms compatible with covid-19. person with concomitant disease type hiv, transplant, active cancer or other type of active immunosuppression.

1. person who at some previous time has tested positive for detection of covid-19 by pcr or serology. 2. person who at the time of starting the intervention presents symptoms compatible with covid-19. 3. person with concomitant disease type hiv, transplant, active cancer or other type of active immunosuppression.

1. person who at some previous time has tested positive for detection of covid-19 by pcr or serology. 2. person who at the time of starting the intervention presents symptoms compatible with covid-19. 3. person with concomitant disease type hiv, transplant, active cancer or other type of active immunosuppression.