title: Evolving patterns of residency duration.
authors: G
authors: G
authors: Wolters
mesh_terms: D004635:Emergency Medicine / Q000193:education* / Q000639:trends; D007396:Internship and Residency / Q000639:trends*; D010021:Osteopathic Medicine / Q000193:education* / Q000639:trends; D014481:United States