TY - RPRT TI - Patch testing with nickel chloride in a hydrogel. AU - A Fullerton AU - T Menné AU - A Hoelgaard PY - 1989 DO - 10.1111/j.1600-0536.1989.tb03089.x UR - https://pubmed.ncbi.nlm.nih.gov/2914431/ ID - 2914431 ER -