About: http://webisa.webdatacommons.org/166409238

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, randomized trials have become common in health care and other areas, sponsored by a variety of groups like J-PAL, a global network of researchers that was organized by M.I.T. and Harvard economists.
http://www.w3.org/ns/prov#wasQuotedFrom	commentarymagazine.com