1.
Preventing preterm birth with progesterone: costs and effects of screening low risk women with a singleton pregnancy for short cervical length, the Triple P study
Adverse drug reactions to tocolytic treatment for preterm labour: prospective cohort study
2.
3.
Pessaries in multiple pregnancy as a prevention of preterm birth: the ProTwin trial
Regional differences in severe postpartum hemorrhage: a nationwide comparative study of 1.6 million deliveries