TY - JOUR T1 - Pulpectomies in primary incisors using three delivery systems: an in vitro study A1 - Guelmann,Marcio A1 - McEachern,Monique A1 - Turner,Clara JO - Journal of Clinical Pediatric Dentistry VL - 28 IS - 4 SP - 323 EP - 326 SN - 1557-5268 Y1 - 2004 ER -