About: http://webisa.webdatacommons.org/52409338

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	???There were a lot of issues that researchers in trials held in Kenya, Uganda and Zambia, for instance, might not have known for sure when they were conducting their studies because in such a study, it is difficult to control the group.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com