B: First premolar (24, mesial view). Interproximal grooving with horizonal striations on the lingual surface of the root (upper arrow) and at the cemento–enamel junction (middle arrow). Larger ...

A–E: Individual 5/6/+left maxilla. A: Teeth positions 23–26 (buccal view). Signs of periodontal inflammation (upper arrows) and examples of dental calculus accumulation (third arrow) and dental ...

Signs of periodontal inflammation (upper arrows) and examples of dental calculus accumulation (third arrow) and dental chipping (lower arrow) on the first premolar (tooth 24). B: First premolar ...

1 Department of Endodontics and Operative Dentistry, The Affiliated Stomatological Hospital, Southwest Medical University, Lu Zhou, China 2 Department of Implantology, The Affiliated Stomatological ...

Michelle O’Neill, who is Sinn Fein’s vice president, was named first minister of the government in Northern Ireland in February. This would have been unheard-of less than three decades ago ...