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Putora, Katharina; Hornung, René; Kinkel, Janis; Fischer, Tina; Putora, Paul Martin (2022). Correction: Progesterone, cervical cerclage or cervical pessary to prevent preterm birth: a decision-making analysis of international guidelines. BMC pregnancy and childbirth, 22(1), p. 413. BioMed Central 10.1186/s12884-022-04744-6
