A skin test survey of tularemia in a Montana sheep-raising county.

Por Casper, E. A., Philip, R. N.
Publicado em 1969

Indirect hemagglutination test for detection of antibody to Rickettsia rickettsii in sera from humans and common laboratory animals.

Por Anacker, R L, Philip, R N, Thomas, L A, Casper, E A
Publicado em 1979

Microimmunofluorescence test for the serological study of rocky mountain spotted fever and typhus.

Por Philip, R N, Casper, E A, Ormsbee, R A, Peacock, M G, Burgdorfer, W
Publicado em 1976

Discrepancies in Weil-Felix and microimmunofluorescence test results for Rocky Mountain spotted fever.

Por Hechemy, K E, Stevens, R W, Sasowski, S, Michaelson, E E, Casper, E A, Philip, R N
Publicado em 1979