title: PSO tug of war.
authors.forename: J
authors.initials: J
authors.lastname: Gardner
authors.forename: E
authors.initials: E
authors.lastname: Weissenstein
mesh_terms: D019058:Community Networks / Q000191:economics / Q000331:legislation & jurisprudence*; D005376:Financial Management; D006291:Health Policy / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000331:legislation & jurisprudence; D014481:United States