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Bissonnette R, Diepgen TL, Elsner P, English J, Graham-Brown R, Homey B, Luger T, Lynde C, Maares J, Maibach HI PMID: 20443999
Thyssen JP, Skare L, Lundgren L, Menné T, Johansen JD, Maibach HI, Lidén C PMID: 20536475
Braham SJ, Pugashetti R, Koo J, Maibach HI PMID: 19444691
Ngo MA, O'Malley M, Maibach HI PMID: 20033883