1. Thalidomide. A study of biochemical teratology;Williams, R.T.;Arch. Environ. Hlth,1968
2. The fate of arsanilic acid and acetylarsanilicacidinhens;Moody, J.P.; Williams, R.T.;Foodcosmet. Toxicol,1964
3. Gut bacteria and the metabolism of cyclamate in the rat;Renwick, A.G.; Williams, R.T.;Biochem,1969
4. a). The metabolism ofcertain drugs and food chemicals in man;Ann. N. Y. Acad. Sci,1971
5. R6le du systeme biliaire et des bact6ries intestinales dans le metabolisme des medicaments. XXemes Journdes Pharmaceutiques Franfaises;Williams, R.T.;Advanc. Pharmacol; Biochemistry of drug oxidation and reduction by enzymes in hepatic endoplasmic reticulum,1971