Usually done in the range of the lower hundreds of samples and lower thousands of antigens. (scilifelab.se)
The infant, one of two from the site, belonged to a population that likely numbered in the low thousands, who hunted Beringia's abundant herds and gathered plants. (sciencemag.org)
In the United States, cases number in the low thousands, out of a population of around 3,30 million. (sciencedaily.com)