Erythema migrans.
Berger
B W
BW
Department of Dermatology, State University of New York, Stony Brook.
D003937:Diagnosis, Differential; D015787:Erythema Chronicum Migrans / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D008193:Lyme Disease / Q000150:complications / Q000175:diagnosis