Covid Testing: Are Nasal Swabs Good?
WHAT TYPE OF COVID TESTS ARE MOST ACCURATE? Whether you are testing because of an upcoming family visit, travel, or because you have symptoms, what method of testing is best?
Nasopharyngeal swabs are the most effective means of detecting COVID-19 infection, offering detection rates of 92 to 100 percent. That’s the conclusion of Cornell University (USA) researchers.