title: Bob Genco: a life in periodontology.
authors.affiliation: University of Pennsylvania School of Dental Medicine, Philadelphia, PA, USA.
authors.forename: D Walter
authors.initials: DW
authors.lastname: Cohen
mesh_terms: D018865:Dental Research / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century; D009518:New York; D010517:Periodontics / Q000266:history*