Birthing ball for reducing labor pain: a systematic review and meta-analysis of randomized controlled trials.
J Matern Fetal Neonatal Med. 2021 Jan 21:1-10. doi: 10.1080/14767058.2021.1875439. Online ahead of print.
J Matern Fetal Neonatal Med. 2021.
PMID: 33478303
Randomized controlled trials were identified using the following search strategy: "birthing ball" OR "birth ball" OR "swiss ball" OR "exercise ball" AND labor from the inception of each database to June 2019. ...Use of the birthing …
Randomized controlled trials were identified using the following search strategy: "birthing ball" OR "birth ball …