About: http://webisa.webdatacommons.org/146550363

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	However, nitrites and nitrates may cause methemoglobinemia and other illness, and may react with certain amines to form carcinogenic nitrosamines.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov