Correction: Progesterone, cervical cerclage or cervical pessary to prevent preterm birth: a decision-making analysis of international guidelines

• Katharina Putora,
• René Hornung,
• Janis Kinkel,
• Tina Fischer,
• Paul Martin Putora

Affiliations

Katharina Putora

Department of Gynecology and Obstetrics, Kantonsspital St. Gallen

René Hornung

Department of Gynecology and Obstetrics, Kantonsspital St. Gallen

Janis Kinkel

Department of Gynecology and Obstetrics, Kantonsspital St. Gallen

Tina Fischer

Department of Gynecology and Obstetrics, Kantonsspital St. Gallen

Paul Martin Putora

Department of Radiation Oncology, Kantonsspital St. Gallen