array(2) { [0]=> int(0) [1]=> array(12) { ["ref_doc_id"]=> int(8935405) ["publisher_code"]=> int(28) ["base_code"]=> int(3) ["book_code"]=> int(1) ["page"]=> string(3) "112" ["sort"]=> int(35) ["body"]=> string(78) "1) Guiluminalt C, et al:The sleep apnea syndrome. Ann Rev Med 1976;27:465-484." ["mol"]=> NULL ["pubmed"]=> NULL ["doi"]=> string(35) "10.1146/annurev.me.27.020176.002341" ["group_id"]=> int(2) ["internal_flag"]=> bool(false) } }