OWN - Quintessenz Verlags-GmbH CI - Copyright Quintessenz Verlags-GmbH OCI - Copyright Quintessenz Verlags-GmbH TA - Int J Periodontics Restorative Dent JT - International Journal of Periodontics & Restorative Dentistry IS - 1945-3388 (Electronic) IS - 0198-7569 (Print) IP - 3 VI - 16 PST - ppublish DP - 1996 PG - 200-201 LA - en TI - Guest Editorial: Root Resections Revisited FAU - Langer, Burton AU - Langer B CN - AB - AID - 852623