P atients have tested positive for SARS-CoV-2 genetic material after apparently recovering from infection with the virus and being discharged from the hospital, according to media reports and a study published in JAMA last month. The phenomenon has sparked concerns that people could continue to infect others long after their illness had passed. But a preprint posted to medRxiv yesterday (March 9) suggests that patients with mild symptoms shed viable viral particles for 10 days or less after the onset of illness……
