TY  - RPRT
TI  - Regression-based techniques for estimating fluoride in surface enamel in large study groups.
AU  - F Bookstein
AU  - P F Depaola
AU  - J Warram
DO  - 10.1177/00220345760550013201
UR  - https://pubmed.ncbi.nlm.nih.gov/1060668/
ID  - 1060668
ER  -