Relationships between Toenail, Urinary, and Drinking-water Fluoride Concentrations in a Pregnancy Cohort using Private Water Systems in the United States. - Tamayo-Cabeza G; Martínez-Mier EA; Castiblanco-Rubio GA; Lippert F; Peacock JL; Till C; Goodman CV; Flora DB; Lanphear BP; Korrick SA; Karagas MR (Biological trace element research, 2026)