About: http://webisa.webdatacommons.org/277430950

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	In general, there are four types of objective measurements used to assess habitual physical activity: doubly labeled water, calorimetry, heart rate monitoring, and motion sensors, such as accelerometers and pedometers.
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com