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    <responseDate>2026-10-14T14:53:06Z</responseDate>
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    <identifier>10.57760/sciencedb.j00100.00068</identifier>
    <datestamp>2026-07-27T16:01:11Z</datestamp>
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  <dc:date>2026-07-27</dc:date>
  <dc:title>Edge list of China&amp;rsquo;s intercity healthcare &amp;ldquo;center&amp;ndash;hinterworld&amp;rdquo; network in 2023</dc:title>
  <dc:identifier>doi:10.57760/sciencedb.j00100.00068</dc:identifier>
  <dc:language>en</dc:language>
  <dc:description>This dataset contains the edge-list data (.csv) for China&amp;rsquo;s intercity healthcare &amp;ldquo;center&amp;ndash;hinterworld&amp;rdquo; network in 2023.The table contains three columns: Source (the &amp;ldquo;center&amp;rdquo; city), Target (the &amp;ldquo;hinterworld&amp;rdquo; city), and Weight. Source and Target cover prefecture-level and higher-level administrative divisions in mainland China, including prefectures, prefecture-level cities, autonomous prefectures, and leagues, as well as 30 directly administered county-level divisions that are not encompassed by these administrative units. The network is directed, with edges directed from the &amp;ldquo;hinterworld&amp;rdquo; city to the &amp;ldquo;center&amp;rdquo; city.The table was derived by applying the relative connectivity method proposed by Taylor to patient-flow data. According to Taylor, when the observed connectivity between city i and city j exceeds the expected connectivity, city j is considered to have established a significant interaction with city i, thereby forming a &amp;ldquo;center&amp;ndash;hinterworld&amp;rdquo; relationship. The patient-flow data were obtained from the Haodf Online platform (https://www.haodf.com). In accordance with the platform&amp;rsquo;s data-use policies, the original patient-flow data cannot be made publicly available.</dc:description>
  <dc:subject>urban networks; healthcare data; patient mobility</dc:subject>
  <dc:creator>xiang bo wen</dc:creator>
  <dc:rights>RESTRICTED</dc:rights>
  <dc:type>dataset</dc:type>
  <dc:publisher>Science Data Bank</dc:publisher>
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