De Ry SP, Roccuzzo A, Lang NP, Heitz-Mayfield LJ, et al. Evaluation of the implant disease risk assessment (IDRA) tool: A retrospective
study in patients with treated periodontitis and implant-supported fixed dental
prostheses (FDPs). Clin Oral Implants Res 2021;32:1299-1307.
PMID: 34388276