title: A tradition of national service in times of crisis.
authors.affiliation: Department of Surgery, Oregon Health & Science University, Portland 97239, USA. mullinsr@ohsu.edu
authors.forename: Richard J
authors.initials: RJ
authors.lastname: Mullins
mesh_terms: D005060:Europe; D013502:General Surgery; D049673:History, 20th Century; D006801:Humans; D008887:Military Medicine; D014481:United States; D014857:Warfare