https://www.selleckchem.com/pr....oducts/rituximab.htm
Face masks have been associated with effective prevention of diffusion of viruses via droplets. However, the use of face masks among children, especially those aged younger than 3 years, is debated, and the US Centers for Disease Control and American Academy of Physicians recommend the use of face mask only among individuals aged 3 years or older. To examine whether the use of surgical facial masks among children is associated with episodes of oxygen desaturation or respiratory distress. This cohort study was conducted from May throug