title: Invited commentary.
authors.forename: Joseph L
authors.initials: JL
authors.lastname: Mills
mesh_terms: D004503:Education, Medical, Graduate; D057510:Endovascular Procedures / Q000193:education*; D005257:Fellowships and Scholarships; D006801:Humans; D007396:Internship and Residency; D035002:Lower Extremity / Q000098:blood supply*; D016491:Peripheral Vascular Diseases / Q000601:surgery*; D010818:Practice Patterns, Physicians'; D014656:Vascular Surgical Procedures / Q000193:education*