array(2) {
  [0]=>
  int(0)
  [1]=>
  array(12) {
    ["ref_doc_id"]=>
    int(8056271)
    ["publisher_code"]=>
    int(2)
    ["base_code"]=>
    int(61)
    ["book_code"]=>
    int(1)
    ["page"]=>
    string(3) "100"
    ["sort"]=>
    int(115)
    ["body"]=>
    string(188) "1) Vermeer SE, et al:Rotterdam Scan Study. Silent brain infarcts and white matter lesions increase stroke risk in the general population:the Rotterdam Scan Study. Stroke 34:1126-1129, 2003"
    ["mol"]=>
    NULL
    ["pubmed"]=>
    string(8) "12690219"
    ["doi"]=>
    string(34) "10.1161/01.STR.0000068408.82115.D2"
    ["group_id"]=>
    int(3)
    ["internal_flag"]=>
    bool(false)
  }
}