REFERENCES
- Baker, H., Frank, O. & Sobotka, H. J. Amer. med. Ass. 1964, 187, 119–121.
- Baugh, C. M., Stevens, J. C. & Krumdieck, C. L. Biochim. biophys. Acta (Amst.) 1970, 212, 116–125.
- Baugh, C. M., Krumdieck, C. L., Baker, H. J. & Butterworth, C. E. J. clin. Invest. 1971, 50, 2009–2020.
- Berg, N. O., Dahlqvist, A., Lindbcrg, T. & Nordén, Å. Gastroenterology 1970, 59, 575.
- Böyum, A. Scand. J. clin. Lab. Invest. 1968, 21, Suppl. 97.
- Crosby, W. H. & Kugler, H. W. Amer. J. dig. Dis. 1957, 2, 235–241.
- Douglas, A. P., Peters, T. J., Hoffbrand, A. V. & Booth, C. C. pp. 115–221 in Booth, C. C. & Dowling, R. H. (eds.) Celiac Disease. Churchill Livingstone. Edinburgh & London, 1970.
- Eggstein, M. & Kreutz, F. M. Klin. Wschr. 1955, 33, 879–884.
- Hansen, H. pp. 12–21 in On the Folic Acid Deficiency. Orstadius boktryckeri AB, Gothenburg, 1964.
- Hoffbrand, A. V. & Peters, T. J. Biochim. biophys. Acta (Amst.) 1969, 192, 479–485.
- Hoffbrand, A. V. & Peters, T. J. Schweiz, med. Wschr. 1970, 100, 46, 1954–1960.
- Jägerstad, M., Lindstrand, K. & Westesson, A.-K. Scand. J. Gastroent. 1972, 1, 593–597.
- Kazenko, A. & Laskowsky, M. J. biol. Chem. 1947, 173, 217–221.
- Krumdieck, C. L. & Baugh, C. M. Biochemistry 1969, 8, 1568–1572.
- Lowry, O. H., Rosenbrough, N. J., Farr, A. L. & Randall, R. J. J. biol. Chem. 1951, 193, 265–275.
- Rosenberg, I. & Godwin, H. Gastroenterology 1971, 60, 445–463.
- Tamura, T., Shin, K. S., Williams, M. A. & Stokstad, E. L. R. Analyt. Biochem. 1972, 49, 517–521.