1. Cholecystography use of sodium tetraiodophenolphthalein;Graham;J. Am. Med. Assoc.,1925
2. Dohrn , M. P. Diedrich 1944 U. S. Patent 2,345,384
3. A new series of radiopaque compounds;Epstein;Am. J. Roentgenol. Radium Therapy.,1946
4. The preparation of some iodinated phenyl- and pyridylalkanoic acids;Archer;J. Am. Pharmacol. Assoc.,1951
5. Observations on a series of aryltrüodalkanoic acid derivatives with particular reference to a new cholecystographic medium, Telepaque;Hoppe;Am. J. Roentgenol. Radium Therapy Nuclear Med.,1953