title: Antonio Cassone's reply to the letter by Dr Guerra.
authors.forename: Antonio
authors.initials: A
authors.lastname: Cassone
mesh_terms: D000047:Academies and Institutes; D005380:Financing, Government / Q000458:organization & administration*; D006295:Health Resources / Q000458:organization & administration*; D006801:Humans; D011635:Public Health Administration