array(2) { [0]=> int(0) [1]=> array(12) { ["ref_doc_id"]=> int(9037420) ["publisher_code"]=> int(28) ["base_code"]=> int(179) ["book_code"]=> int(1) ["page"]=> string(3) "110" ["sort"]=> int(222) ["body"]=> string(91) "1) Collea JV:Current management of breech presentation. Clin Obstet Gynecol 1980;23:525-531" ["mol"]=> NULL ["pubmed"]=> NULL ["doi"]=> string(32) "10.1097/00003081-198006000-00021" ["group_id"]=> int(7) ["internal_flag"]=> bool(false) } }