About: http://webisa.webdatacommons.org/376196774

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	ho had twins, triplets, or other siblings who were also surveyed by HSB. Of the 1,348 families included, 524 had twins or triplets only, 810 contained non-twin siblings only, and the remaining 14 contained both types of siblings.
http://www.w3.org/ns/prov#wasQuotedFrom	umich.edu