{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/218690639"
      "properties" : {
        "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 data from routine ultrasound services is going to be abundant at these times and therefore most confident at the same gestations as ultrasound should be used to provide an accurate EDD. Data for other gestations is unnecessary for dating.There is an important difference in generating an ultrasound EDD using this methodology from the traditional ultrasound charts." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "hutchon.net" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/261341229"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/218690639"] } } }
