About: http://webisa.webdatacommons.org/286850231

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	As the mercury poisoning progressed to dangerously high levels, sufferers could also experience psychotic symptoms, such as hallucinations.
http://www.w3.org/ns/prov#wasQuotedFrom	naturaltherapies.com