1. Vitiligo;Lerner;J Invest Derm,1959
2. Anemia: disease of the supra-renal capsules;Addison,1849-1937
3. Die Hydrochinonvergiftung;Oettel;Arch f exper Path Pharmakol,1936
4. Confirmatory evidence of the chromatrichial activity of p-aminobenzoic acid;Martin;J Biol Chem,1941
5. Inhibition of melanin formation by chemical agents;Denton;J Invest Derm,1952