- Article: Hansson and Roos (1987): The Effect of Fluoride and Calcium on Spinal Bone Mineral Content: A Controlled, Prospective (3 Years) Study
- EPA science review of Hansson and Roos
- EPA ethics review of Hansson and Roos
- Background Material for the Human Studies Review Board's Review of Hansson and Roos 1987 (PDF)(20 pp, 3 MB, January 2015)