journal articleLitStream CollectionA COMPARATIVE STUDY OF OLD TUBERCULIN AND THE PURIFIED PROTEIN DERIVATIVE1SEIDEMAN, ROY M.1939 American Journal of Epidemiologydoi: 10.1093/oxfordjournals.aje.a118571pmid: N/A
journal articleLitStream CollectionTHE DURAN-REYNALS FACTOR IN ADULT AND FETAL GUINEA PIG ORGANS AS IT AFFECTS VACCINIA VIRUS1FELLOWES, OLIVER N.; HUDSON, N. PAUL1939 American Journal of Epidemiologydoi: 10.1093/oxfordjournals.aje.a118572pmid: N/A
journal articleLitStream CollectionON THE LEUKOCIDAL ACTIVITY OF TYPHOID FILTRATE1DENNIS, EMERY WESTERVELT; SENEKJIAN, HARATUNE1939 American Journal of Epidemiologydoi: 10.1093/oxfordjournals.aje.a118573pmid: N/A
journal articleLitStream CollectionTHE PATHOGENESIS OF INFECTIOUS MYXOMATOSIS (SANARELLI) AS MODIFIED BY CERTAIN IMMUNIZING AGENTS1HYDE, ROSCOE R.1939 American Journal of Epidemiologydoi: 10.1093/oxfordjournals.aje.a118574pmid: N/A