title: Positively older.
authors.forename: C
authors.initials: C
authors.lastname: Sadler
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology*; D000367:Age Factors; D000368:Aged; D015658:HIV Infections / Q000453:epidemiology*; D006801:Humans; D015994:Incidence; D008875:Middle Aged; D006113:United Kingdom / Q000453:epidemiology