About: http://webisa.webdatacommons.org/156268764

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Also, this is an observational study and interventions such as operative birth and episiotomy were not randomly assigned.
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com