1. The influence of enzymes on neurohypophysial hormones and similar peptides;Tuppy,1968
2. Plasma oxytocinase activity;Melander;Acta. Endocrinol.,1965
3. Über die Aminopeptidaseaktivität des Schwangerenserums und ihre Beziehung zu dessen Vermögen, Oxytocin zu inactivieren;Tuppy;Mh. Chem.,1957
4. Serum oxytocinase;Tovey;Clin. Biochem.,1969
5. A new method for the determination of human placental oxytocinase activity;Watkins,1971