Olsson, I, L V von Stedingk, H S Hanson, M von Stedingk, E Asbrink, and A Hovmark. “Comparison of Four Different Serological Methods for Detection of Antibodies to Borrelia Burgdorferi in Erythema Migrans”. Acta Dermato-Venereologica 71, no. 2 (January 1, 1991): 127–133. Accessed June 27, 2026. https://medicaljournalssweden.se/actadv/article/view/16781.