1. A simplified procedure for the isolation of bile acids from serum based on C batch extraction with the non-ionic resin, Amberlite XAD-7. Annals of Clinical Biochemistry;Barnes, S.; Chitranukroh, A.,1977
2. Diagnostic value of serum bile acid estimations in liver disease;Barnes, S.; Gallo, G.; Trash, D.B.; Morris, J.S.;Journal of Clinical Pathology,1975
3. Plasma elimination of a tracer dose of cholyl[I-14C] glycine in liver disease;Barnes, S.; Thjodleifsson, B.; Billing, B.H.; Sherlock, S.;Clinical Science and Molecular Medicine,1976
4. Development of a simple, safe, bile acid clearance test: the radio-cholate clearance test;Calcraft, B.; LaRusso, N.F.; Hofmann, A.F.;(Abstract). Gastroenterology,1975
5. Biliary bile acid concentrations in Wilson's disease;Cowen, A.E.; Korman, M.G.; Hofmann, A.F.; Goldstein, N.P.;Mayo Clinic Proceedings,1975