title: Continuity in change.
mesh_terms: D004503:Education, Medical, Graduate / Q000191:economics; D006801:Humans; D009141:Musculoskeletal System; D009985:Orthopedics / Q000193:education / Q000639:trends*; D012106:Research; D012955:Societies, Medical; D014481:United States; D000078329:Workforce