About: http://webisa.webdatacommons.org/301501270

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	Patients are then given low vision aids (such as magnifiers, telescopes, video screens which magnify images, and other tools) as well as instructions and support for adapting to living and functioning with altered vision.
http://www.w3.org/ns/prov#wasQuotedFrom	clinicaltrials.gov