From the Centers for Disease Control and Prevention. Human ehrlichiosis--Maryland, 1994.
D000328:Adult; D018469:Ehrlichia chaffeensis / Q000302:isolation & purification; D016873:Ehrlichiosis / Q000175:diagnosis / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D008396:Maryland / Q000453:epidemiology; D008875:Middle Aged; D012698:Serologic Tests