TY - JOUR T1 - In vitro occlusal wear of restorative materials on primary teeth A1 - P.Villalta A1 - Rodrigues,C.R.M.D. JO - Journal of Clinical Pediatric Dentistry VL - 29 IS - 3 SP - 221 EP - 224 SN - 1557-5268 Y1 - 2005 ER -