inclusion criteria: * rt-pcr-confirmed covid-19. * symptomatic (e.g but not limited to fatigue, fever, cough, dyspnoea, loss of taste or smell, diarrhea, falls or confusion) * 70 years or older or 50-69 years and 1 or more of the risk factors described in the protocol

inclusion criteria: * rt-pcr-confirmed covid-19. * symptomatic (e.g but not limited to fatigue, fever, cough, dyspnoea, loss of taste or smell, diarrhea, falls or confusion) * 70 years or older or 50-69 years and 1 or more of the risk factors described in the protocol

inclusion criteria: - rt-pcr-confirmed covid-19. - symptomatic (e.g but not limited to fatigue, fever, cough, dyspnoea, loss of taste or smell, diarrhea, falls or confusion) - 70 years or older or 50-69 years and 1 or more of the risk factors described in the protocol

inclusion criteria: - rt-pcr-confirmed covid-19. - symptomatic (e.g but not limited to fatigue, fever, cough, dyspnoea, loss of taste or smell, diarrhea, falls or confusion) - 70 years or older or 50-69 years and 1 or more of the risk factors described in the protocol