@article {ceo66, title = {Hartmannella (acanthamoeba). Experimental chronic, granulomatous brain infections produced by new isolates of low virulence}, journal = {American journal of clinical pathology}, volume = {46}, number = {3}, year = {1966}, pages = {305-314}, author = {Culbertson, C G and Ensminger, P W and Overton, W M} }