title: Advertising in ophthalmology. II. Advertising is a defensible aspect of free enterprise.
authors.affiliation: W.K. Kellogg Eye Center, Department of Ophthalmology, University of Michigan Medical Center, Ann Arbor.
authors.forename: J D
authors.initials: JD
authors.lastname: Trobe
authors.forename: J H
authors.initials: JH
authors.lastname: Lowenstein
mesh_terms: D000329:Advertising; D009885:Ophthalmology