Mitchell J, Greenspan J, Daniels T, Whitcher JP, Maibach HI PMID: 3819059
Menné T, Christophersen J, Maibach HI PMID: 3316993
Dikstein S, Katz M, Zlotogorski A, Broun Y, Wilson D, Maibach H PMID: 19457225
Guy RH, Carlström EM, Bucks DA, Hinz RS, Maibach HI PMID: 3795027
Guy RH, Guy AH, Maibach HI, Shah VP PMID: 24271707