About: http://webisa.webdatacommons.org/315722786

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	We defined essential services as those that no specialist other than an ophthalmologist could reasonably provide.
http://www.w3.org/ns/prov#wasQuotedFrom	jamanetwork.com