1. Fermentation in the human large intestine: evidence and implications for health;Cummings, J.H.;Lancet,1983
2. Methane excretion in man - a study of breath, flatus, and faeces;McKay, L.F.; Eastwood, M.A.; Brydon, W.G.;Gut,1985
3. Relationships between hydrogen (H2) and methane (CH4) production in man;Bjorneklett, A.; Jensen, E.;Scand,1982
4. Studies on breath methane: the effect of ethnic origins and lactulose;Pitt, P.; De Bruiin, K.M.; Beeching, M.F.; Goldberg, E.; Blendis, L.M.,1980
5. Breath methane and large bowel cancer risk in contrasting African populations;Segal, I.; Walker, A.R.P.; Lord, S.; Cummings, J.H.;Gut,1988