Hauksson, I. et al. 2010. Routine Diagnostic Patch-testing with Formaldehyde 2.0% (0.6mg/cm2) may be an Advantage Compared to 1.0%. Acta Dermato-Venereologica. 90, 5 (Aug. 2010), 480–484. DOI:https://doi.org/10.2340/00015555-0925.