Mild to Severe: Immune System Holds Clues to Virus Reaction Mild to Severe: Immune System Holds Clues to Virus Reaction

Scientists are starting to unravel why some people with COVID-19 are mildly ill or have no symptoms and others rapidly die.Associated Press
Source: Medscape Allergy Headlines - Category: Allergy & Immunology Tags: Infectious Diseases News Source Type: news