<http://webisa.webdatacommons.org/212625242>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ucsf.edu> .
<http://webisa.webdatacommons.org/prov/311705375>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/212625242> .
<http://webisa.webdatacommons.org/212625242>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/212625242>	<http://www.w3.org/ns/prov#value>	"Scheduling demands such as work, travel and mealtimes can also be barriers." .