US Centers for Disease Control and Prevention. National Health and Nutrition Examination Survey (NHANES) Oral Health Examiners Manual. 2018. Accessed August 11, 2022. https://wwwn.cdc.gov/nchs/data/nhanes/2017-2018/manuals/2018_Oral_Health_Examiners_Manual.pdf 39. Lewis C, Stout J...