Despite the success of vaccines for preventing COVID-19, and of drugs for treating the disease, outcomes for severely ill patients admitted to the hospital remains poor.
A study investigating risk factors and vectors of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) household transmission reveals that the presence of the virus on the hands of primary and secondary cases and on frequently-touched surfaces is associated with transmission risk. The study is published in the journal THE LANCET Microbe.