1. Bile admixture in gastric juice in health and in peptic ulcer before and after operation according to Billroth;Borg, I.;II and Billroth I. Acta chir. scand,1959
2. The chromatographic method for the determination of urinary pregnanediol. Ciba Fdn Colloq;Borth, R.;Endocr,1952
3. Steroids in human blood;Borth, R.;Vitam. and Horm,1957
4. Buckler, K. (1965). Unpublished observations, cited by Capper (1967).
5. Factors in the pathogenesis of gastric ulcer;Capper, W.M.,1967