array(2) { [0]=> int(0) [1]=> array(12) { ["ref_doc_id"]=> int(8124102) ["publisher_code"]=> int(4) ["base_code"]=> int(38) ["book_code"]=> int(2) ["page"]=> string(3) "114" ["sort"]=> int(179) ["body"]=> string(93) "1) Gilman, A.:The initial clinical trial of nitrogen mustard, Amer. J. Surg., 105, 574, 1963." ["mol"]=> NULL ["pubmed"]=> string(8) "13947966" ["doi"]=> string(28) "10.1016/0002-9610(63)90232-0" ["group_id"]=> int(2) ["internal_flag"]=> bool(false) } }