Crown and root resorption of a maxillary permanent first molar by an impacted second premolar: a case report. Int J Paediatr Dent 1995; 5 : 259–262. Article Google Scholar ...

The right maxillary second premolars and first molars were removed from a set of phantom head models (Columbia Dentoform Corporation, Long Island City, NY, USA) and the sockets filled with wax ...