by Engels, Hermann-J., Said, Josephine M., Wirth, John C.
Published in Nutrition research (New York, N.Y.) (01.08.1996)

by ENGELS, HERMANN-J., WIRTH, JOHN C.
Published in Journal of the American Dietetic Association (01.10.1997)

by Wirth, J.C, Lohman, T.G
Published in Annals of nutrition and metabolism (1984)

by Wolf, E M B, Wirth, J C, Lohman, T G
Published in The Physician and sportsmedicine (01.02.1979)

by Wirth, J.C, Magliulo, A.R
Published in Canadian journal of microbiology (01.10.1972)