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 - 5 VI - 40 PST - ppublish DP - 2020 PG - 631-632 LA - en TI - Editorial: Natural History of a Surgical Technique: 20 Years of Envelope Coronally Advanced Flap FAU - Stefanini, Martina AU - Stefanini M FAU - Aroca, Sofia AU - Aroca S FAU - Nevins, Myron AU - Nevins M CN - AB - AID - 854578