During the COVID-19 pandemic, the closure of schools occurred frequently and was a common measure to avoid larger outbreaks. Such closures are costly for the students and teachers, and many countries ...

Regular monitoring also provides a foundation for treatment plans and can reveal early signs of disease, allowing for early intervention and prevention of rehospitalization, according to Kimberly ...

image: Depiction of classroom transmission. The classroom has five groups of students who are considered close contacts. The index case (dark red) attends a class in which all other students are ...