(untitled) - McGrath, N A; Brichacek, M; Njardarson, J T (J. Chem. Educ., 2010)
Top 200 Small Molecule Pharmaceuticals by Retail Sales in 2018, Compiled and Produced by the Njarðarson Group, University of Arizona (https://njardarson.lab.arizona.edu/content/top-pharmaceuticals-poster), see: