Robuta

https://www.cochrane.org/de/evidence/CD006971_intracervical-prostaglandins-induction-labour

https://www.elsevier.com/en-gb/subject/endocrinology-diabetes-and-metabolism/journals/lipids-prostaglandins-cytokines

https://www.cochrane.org/zh-hans/evidence/CD006971_intracervical-prostaglandins-induction-labour

https://www.wikidata.org/wiki/Q68640717