Fig. 3From: Recovering parasites from mummies and coprolites: an epidemiological approachGraph derived from pinworm infection data from Korean school children [27] (Fig. 1, trial 2). The data were collected in several anthelmintic “dewormings”. One of three treatments revealed a dispersed, negative binomial distribution: 72% of the worms were recovered in 13% of the subjects while 53% were uninfectedBack to article page