Bond JC, Wise LA, Fox MP, Garcia RI, Murray EJ, White KO, Rothman KJ, Hatch EE, Heaton B. Preconception periodontitis and risk of spontaneous abortion in a prospective cohort study. Am J Epidemiol. 2023 Sep 1;192(9):1509-21. doi: 10.1093/aje/kwad142