Ehrlichia Wisconsin HM543746
... that the bacteria Ehrlichia chaffeensis and Ehrlichia ewingii were believed to be the only causes of ehrlichiosis in the United States until Ehrlichia Wisconsin HM543746 was discovered in 2009?
... that the bacteria <i id="mwCU0"><a href="./Ehrlichia_chaffeensis" id="mwCU4" rel="mw:WikiLink" title="Ehrlichia chaffeensis">Ehrlichia chaffeensis</a></i> and <i id="mwCU8"><a href="./Ehrlichia_ewingii" id="mwCVA" rel="mw:WikiLink" title="Ehrlichia ewingii">Ehrlichia ewingii</a></i> were believed to be the only causes of <a href="./Ehrlichiosis" id="mwCVE" rel="mw:WikiLink" title="Ehrlichiosis">ehrlichiosis</a> in the United States until <b id="mwCVI"><a href="./Ehrlichia_Wisconsin_HM543746" id="mwCVM" rel="mw:WikiLink" title="Ehrlichia Wisconsin HM543746"><i id="mwCVQ">Ehrlichia</i> Wisconsin HM543746</a></b> was discovered in 2009?