Correction: Development and validation of a single latent variable self-reported periodontal disease scale based on the disease’s common signs and symptoms in Saudi adults - Yasmine N. Alawaji; Mohamed H. Alqasoumi; Saleh N. Alwatban; Abdulaziz M. Halwani; Lamya A. Aljnoubi; Bayan K. Alshehri; May K. Alenezi (BMC Oral Health)