Prediction of Fraction Unbound in Human Plasma for Per- and Polyfluoroalkyl Substances: Evaluating Transfer Learning as an Algorithmic Solution to the Problem of Sparse Data. - Gabriel Sinclair; Nathaniel Charest; Barbara A. Wetmore; Olivia Frazier; Hunter A. Fisher; Rogelio Tornero-Velez (J. Chem. Inf. Model., 2025)