Geier, J., Ballmer-Weber, B. K., Dickel, H., Frosch, P. J., Bircher, A., Weisshaar, E., & Hillen, U. (2013). Monitoring contact sensitization to p-phenylenediamine (PPD) by patch testing with PPD 0.3 % in petrolatum. Contact dermatitis, 69, . https://doi.org/https://doi.org/10.1111/cod.12075
Chicago Style (17th ed.) CitationGeier, Johannes, Barbara K. Ballmer-Weber, Heinrich Dickel, Peter J. Frosch, Andreas Bircher, Elke Weisshaar, and Uwe Hillen. "Monitoring Contact Sensitization to P-phenylenediamine (PPD) by Patch Testing with PPD 0.3 % in Petrolatum." Contact Dermatitis 69 (2013). https://doi.org/https://doi.org/10.1111/cod.12075.
MLA (9th ed.) CitationGeier, Johannes, et al. "Monitoring Contact Sensitization to P-phenylenediamine (PPD) by Patch Testing with PPD 0.3 % in Petrolatum." Contact Dermatitis, vol. 69, 2013, https://doi.org/https://doi.org/10.1111/cod.12075.