title: Effects of aging of the population.
authors.forename: Peter R
authors.initials: PR
authors.lastname: Holt
mesh_terms: D000375:Aging; D004503:Education, Medical, Graduate; D005762:Gastroenterology / Q000193:education*; D006801:Humans; D011364:Professional Practice; D012106:Research; D012955:Societies, Medical; D014481:United States