Serum per- and polyfluoroalkyl substance concentrations in four municipal US fire departments

Jefferey L. Burgess, Julia M. Fisher, Amy Nematollahi, Alesia M. Jung, Miriam M. Calkins, Judith M. Graber, Casey C. Grant, Shawn C. Beitel, Sally R. Littau, John J. Gulotta, Darin D. Wallentine, R. Jeffrey Hughes, Charles Popp, Antonia M. Calafat, Julianne C. Botelho, Alissa D. Coleman, Natasha Schaefer-Solle, Paola Louzado-Feliciano, Simi O. Oduwole, Alberto J. Caban-Martinez