title: Memories of oral health and dentistry in the 19th century: advertising trade cards.
authors.affiliation: Department of Pediatric Dentistry, University of Pennsylvania School of Dental Medicine, USA.
authors.forename: T P
authors.initials: TP
authors.lastname: Croll
authors.forename: B Z
authors.initials: BZ
authors.lastname: Swanson
mesh_terms: D000329:Advertising / Q000266:history*; D049672:History, 19th Century; D008512:Medicine in the Arts; D011215:Practice Management, Dental / Q000266:history*; D012953:Societies, Dental / Q000266:history; D014481:United States