PMID- 34269538 OWN - Quintessenz Verlags-GmbH CI - Copyright Quintessenz Verlags-GmbH OCI - Copyright Quintessenz Verlags-GmbH TA - J Adhes Dent JT - The Journal of Adhesive Dentistry IS - 1757-9988 (Electronic) IP - 4 VI - 23 PST - ppublish DP - 2021 PG - 283-283 LA - en TI - Editorial: Universal adhesives – to etch or not to etch? LID - 10.3290/j.jad.b1764779 [doi] FAU - Breschi, Lorenzo AU - Breschi L FAU - Van Meerbeek, Bart AU - Van Meerbeek B CN - AB - AID - 1764779