Abstract
This randomized clinical trial evaluated the influence of the occlusogingival distance (OGD) of noncarious cervical lesions (NCCLs) on the clinical performance of a regular bulk-fill resin composite and a regular nanofilled resin composite. Materials and Methods: A total of 140 restorations were randomly placed in 77 participants by one operator. NCCLs were divided into four groups (n=35)…