WHO O2CoV2: oxygen requirements and respiratory support in patients with COVID-19 in low-and-middle income countries-protocol for a multicountry, prospective, observational cohort study
Description
INTRODUCTION: SARS-CoV-2 has been identified as the cause of the disease officially named COVID-19, primarily a respiratory illness. COVID-19 was characterised as a pandemic on 11 March 2020. It has been estimated that approximately 20% of people