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2. Coagulation and fibrinolytic systems in pre-eclampsia and eclampsia;BONNAR, J.; McNIcoL, G.P.; DOUGLAS, A.S.;British Medical Journal,1971
3. Urinary hormone excretion in abnormal pregnancy;BOOTH, R.T.; STERN, M.I.; WOOD, E.C.; PINKERTON, J.H.M.;Journal of Obstetrics and Gynaecology of the British Commonwealth,1965
4. Protein hormones and hormonal peptides from the placenta;BRODY, S.,1969
5. BUTLER, H.A., BAGSHAWE, K.D., MARCHANT, D. & VERDIN, A. (1971) In: Radioimmunoassay Methods (Ed. by K. E. Kirkham and W. M. Hunter), p. 635. Churchill Livingstone, Edinburgh and London.