About: http://webisa.webdatacommons.org/138356724

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	The players also filled out a questionnaire about such factors as frequency of heading and prior concussions, and completed a number of tests to measure their thinking and memory skills.
http://www.w3.org/ns/prov#wasQuotedFrom	flhealth.org