material entity material entity population 1/28/2013, BP, on the call it was raised that we may want to switch to an external ontology for all populatin terms: http://code.google.com/p/popcomm-ontology/ PERSON: Philippe Rocca-Serra PMID12564891. Environ Sci Technol. 2003 Jan 15;37(2):223-8. Effects of historic PCB exposures on the reproductive success of the Hudson River striped bass population. a population is a collection of individuals from the same taxonomic class living, counted or sampled at a particular site or in a particular area adapted from Oxford English Dictionnary population rem1: collection somehow always involve a selection process pending final vetting