TY - JOUR T1 - Density and diameter of dentinal tubules of first and second primary human molars - comparative scanning electron microscopy study A1 - Ruschel,Castillhos,Henrique A1 - Chevitarese,Orlando JO - Journal of Clinical Pediatric Dentistry VL - 26 IS - 3 SP - 297 EP - 304 SN - 1557-5268 Y1 - 2002 ER -