Body check every entry points following the WHO standards not more than 37.3 [99.1 deg F] degrees
Surprisingly (to me), WHO are in significant disagreement with CDC (or vice-versa), eg for CDC -
The 42 Code of Federal Regulations parts 70/71 Final Rule defines an ill person as someone who:
Has a fever (has a measured temperature of 100.4 °F [38 °C]† or greater,
Substantial variations also exist internally across USA, eg
PS - additionally from last link -
A fever also can be a weak signal of covid-19, absent in the estimated 20 percent of covid-19 cases in which patients exhibit no symptoms. A recent study in the New England Journal of Medicine from Wuhan, China, where the worldwide outbreak originated, found that only 44 percent of people admitted to the hospital for covid-19 came in with a temperature of at least 99.5 degrees.
“So, you’re missing half the cases walking in the door,” said David Thomas, director of the Division of Infectious Diseases at Johns Hopkins University School of Medicine, who cited the journal study as a sign of the screening problems.