by Norfray, J F, Henry, H M, Givens, J D, Sparberg, M S
Published in Gastroenterology (New York, N.Y. 1943) (01.08.1979)

by Norfray, J F, Schlachter, L, Heiser, W J, Ramos, A, Sparberg, M S
Published in Clinical nuclear medicine (01.02.1978)

by Marvel, C. S, Bailey, C. F, Sparberg, M. S
Published in Journal of the American Chemical Society (01.07.1927)

by Norfray, J F, Givens, J D, Sparberg, M S, Dwyer, R M
Published in Gastrointestinal radiology (15.11.1980)