About: http://webisa.webdatacommons.org/448916413

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	Factors such as mercury preservative in vaccines, yeast infections, and gluten and casein allergies have not proved to be factors in the development of autism.
http://www.w3.org/ns/prov#wasQuotedFrom	aafp.org