In 2001, Mayhew & al used three types of endodontic sealing cements: two of them were without eugenol and the third was composed of eugenol and zinc oxide. They cemented intra-root posts with resinous cements.
Por otro lado, en el 2001, Mayhew y su grupo utilizaron tres tipos de cementos selladores endodóncicos, dos sin eugenol y uno a base de óxido de zinc eugenol; cementaron postes intrarradiculares con cementos resinosos.