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2. Changes in amniotic fluid, serum and urine following the intra-amniotic injection of hypertonic saline;Anderson;Acta Obstet. Gynec. Scand.,1968
3. The effect of intra-amniotic injection of hypertonic sodium chloride in human mid-pregnancy;Bengtsson;Acta Obstet. Gynec. Scand.,1962
4. 12 hetnel idosebb terhessegek megszakitasanak egyszeru modja. Hypertonias konyhaso intraamialis alkalmazasa;Bereznay;Orv. Hetil.,1965
5. Effect of amniotic puncture in early pregnancy on pregnanediol excretion and permeability of the foetal membranes;Borth;Acta Endocr.,1952