1. Die behandlung der chronischen porto-systemischen enzephalopathie mit Laktulose;Bircher, J.; Scollo-Lavizzari, G.; Hoffman, K.; Haemmerli, U.P.;Schweiz. med. Wschr,1969
2. A study of water and electrolyte transport by the excluded human colon;Bown, R.; Sladen, G.E.; Rousseau, B.; Gibson, J.A.; Clark, M.L.; Dawson, A.M.;Clin. Sci,1972
3. Ammonia absorption from the human colon: the role of nonionic diffusion;Castell, D.O.; Moore, E.W.;Gastroenterology,1971
4. Lactulose in the treatment of chronic portal systemic encephalopathy,1969
5. Improved method for the estimation of plasma ammonia by ion exchange;Fenton, J.C.B.; Williams, A.H.;J. clin. Path,1968