, Rashid El Abed2
, Sameeha Hussain3
, Ibrahim H Abu-Tahun4
, Livia Visai5
, Federico Bertoglio5
, Floriana Bosco1
, Riccardo Beltrami1
, Claudio Poggio1
, Hyeon-Cheol Kim6
1Department of Clinical, Surgical, Diagnostic and Pediatric Sciences, School of Dentistry, Endodontic Unit, University of Pavia, Pavia, Italy. JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/