About: http://webisa.webdatacommons.org/232479094

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	However, like most medical tests, its accuracy is not perfect and is dependent on factors such as the amount of fluid around the baby, the age and size of the baby, or the quality of the ultrasound equipment.
http://www.w3.org/ns/prov#wasQuotedFrom	meriter.com