title: Pushing Boundaries.
authors.affiliation: U.S. Army Medical Research and Materiel Command, 810 Schreider Street, Fort Detrick, Frederick, MD 21702-5000.
authors.forename: Bruce A
authors.initials: BA
authors.lastname: Doll
mesh_terms: D006297:Health Services Accessibility / Q000592:standards*; D006801:Humans; D008887:Military Medicine / Q000379:methods* / Q000639:trends