by Mikhailova, Marina V., Littlefield, Neil A., Hass, Bruce S., Poirier, Lionel A., Chou, Ming W.
Published in Cancer letters (19.05.1997)

by Littlefield, N.A., Sheldon, W.G., Allen, R., Gaylor, D.W.
Published in Food and chemical toxicology (1990)

by LITTLEFIELD, N. A, HASS, B. S
Published in Annals of clinical and laboratory science (01.11.1995)

by Littlefield, N A, Hass, B S, James, S J, Poirier, L A
Published in Cell biology and toxicology (01.04.1994)

by LITTLEFIELD, N. A, GAYLOR, D. W, BLACKWELL, B.-N, ALLEN, R. R
Published in Food and chemical toxicology (01.07.1989)

by Littlefield, N A, Fullerton, F R, Poirier, L A
Published in Chemico-biological interactions (1991)

by HASS, B. S, MCDANIEL, L. P, LITTLEFIELD, N. A
Published in Annals of clinical and laboratory science (1996)

by Littlefield, N.A., Gaylor, D.W., Blackwell, B.-N., Allen, R.R.
Published in Food and chemical toxicology (1989)

by Heath, J E, Littlefield, N A
Published in Journal of environmental pathology, toxicology and oncology (01.07.1984)

by Highman, B, Frith, C H, Littlefield, N A
Published in JNCI : Journal of the National Cancer Institute (01.01.1975)

by Fullerton, F R, Kushmaul, R J, Suber, R L, Littlefield, N A
Published in Journal of toxicology and environmental health (01.01.1987)

by Littlefield, N A, Gaylor, D W
Published in Journal of toxicology and environmental health (1985)

by Littlefield, N A, Nelson, C J, Frith, C H
Published in Journal of toxicology and environmental health (01.10.1983)

by Littlefield, N A, Wolff, G L, Nelson, C J
Published in Journal of toxicology and environmental health (1985)

by Rao, Prathibha S., Lyn-Cook, Beverly D., Littlefield, Neil A., Mehendale, Harihara M.
Published in International journal of toxicology (01.09.1999)

by Littlefield, N A, Farmer, J H, Gaylor, D W, Sheldon, W G
Published in Journal of environmental pathology and toxicology (1980)

by Littlefield, N A, Harmon, J R, Campbell, H M
Published in Journal of environmental pathology and toxicology (1980)

by Oller, W L, Gough, B, Littlefield, N A
Published in Journal of environmental pathology and toxicology (1980)

by Schieferstein, G.J., Littlefield, N.A., Gaylor, D.W., Sheldon, W.G., Burger, G.T.
Published in European journal of cancer & clinical oncology (01.01.1985)

by Littlefield, N A, Hass, B S, McGarrity, L J, Morris, S M
Published in Cell biology and toxicology (01.07.1991)