array(2) { [0]=> int(0) [1]=> array(12) { ["ref_doc_id"]=> int(9574016) ["publisher_code"]=> int(49) ["base_code"]=> int(34) ["book_code"]=> int(1) ["page"]=> string(2) "10" ["sort"]=> int(22) ["body"]=> string(36) "1) Hofmann M, et al:52:797-805, 2008" ["mol"]=> NULL ["pubmed"]=> string(8) "18422971" ["doi"]=> string(32) "10.1111/j.1365-2559.2008.03028.x" ["group_id"]=> int(2) ["internal_flag"]=> bool(false) } }