About: http://webisa.webdatacommons.org/197996903

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	Questionnaires were mailed in 1993 to assess depressive mood, Type A behaviour pattern, hostility, and the six personality types proposed by Grossarth-Maticek & Eysenck.
http://www.w3.org/ns/prov#wasQuotedFrom	researchgate.net