TY - RPRT TI - Epidermal antigen preservation with freezing. AU - K F Helm AU - A T Lane AU - J E Muhlbauer PY - 1986 DO - 10.1097/00000372-198612000-00006 UR - https://pubmed.ncbi.nlm.nih.gov/3544901/ ID - 3544901 ER -