Published online by Cambridge University Press: 01 August 2014
According to the data from the Danzig Institute of Obstetrics and Gynecology, among 69,100 deliveries in the years 1953-1972 there were 619 twins, 6 triplets, and 1 case of quintuplets. No multiple pregnancy was the result of hyperstimulation.
In the case of 100 women with primary sterility, treated also with clomiphene and gonadotropine, 67 pregnancies appeared and no case of multiple pregnancy was observed. No multiple pregnancy was observed in a sample of 50 women after discontinuing administration of hormonal contraceptives.