Effect of immunotherapy on immunoglobulin E and immunoglobulin G antibodies to ragweed antigens: A six-year prospective studyGerald J. Gleich, John W. Yunginger, Ellen M. Zimmermann et al.|Journal of Allergy and Clinical Immunology|1982Cited by 260
Preseasonal intranasal immunotherapy with nebulized short ragweed extractP.W. Welsh, Gerald J. Gleich, Ellen M. Zimmermann et al.|Journal of Allergy and Clinical Immunology|1981Cited by 57
Interference in ragweed pollen and honeybee venom radioallergosorbent testsEllen M. Zimmermann, Gerald J. Gleich, John W. Yunginger|Journal of Allergy and Clinical Immunology|1980Cited by 50
Measurement of IgG blocking antibodies by interference in the radioallergosorbent test.Gerald J. Gleich, John W. Yunginger, Ellen M. Zimmermann et al.|The Journal of Immunology|1981Cited by 28
Immunotherapy with short ragweed fraction A: d-glutamic acid: d-lysine polymer in ragweed hay feverJoseph H. Butterfield, C.E. Reed, Ellen M. Zimmermann et al.|Journal of Allergy and Clinical Immunology|1981Cited by 14