Kerr, K., J. R. Schwartz, T. Filloon, A. Fieno, K. Wehmeyer, J. C. Szepietowski, and K. J. Mills. “Scalp Stratum Corneum Histamine Levels: Novel Sampling Method Reveals Association With Itch Resolution in Dandruff/Seborrhoeic Dermatitis Treatment”. Acta Dermato-Venereologica, vol. 91, no. 4, Feb. 2011, pp. 404-8, doi:10.2340/00015555-1073.