Accurate Prediction of GPCR Ligand Binding Affinity with Free Energy Perturbation. - Francesca Deflorian; Laura Pérez-Benito; Eelke B. Lenselink; Miles Congreve; Herman W. T. van Vlijmen; Jonathan S. Mason; Chris de Graaf; Gary Tresadern (J. Chem. Inf. Model., 2020)