_:vb50936215 . _:vb50936215 "url:http://cmr.asm.org/cgi/content/full/18/4/719#Rickettsia_parkeri"^^ . _:vb50936215 . _:vb50936215 "url:http://www.cdc.gov/otherspottedfever/index.html"^^ . _:vb50936215 "A spotted fever that has_material_basis_in Rickettsia parkeri, which is transmitted_by Gulf Coast tick (Amblyomma maculatum). The infection has_symptom fever, has_symptom headache, has_symptom eschar, and has_symptom rash."^^ . _:vb50936215 . _:vb50936215 . _:vb50936215 . _:vb50936215 .