About: http://webisa.webdatacommons.org/273159583

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	The meibum spreads onto the tear film and functions to slow evaporation of the aqueous component, preserve a clear optical surface, and form a barrier to protect the eye from microbial agents and organic matter such as dust and pollen.
http://www.w3.org/ns/prov#wasQuotedFrom	arvojournals.org