array(2) { [0]=> int(0) [1]=> array(12) { ["ref_doc_id"]=> int(9002732) ["publisher_code"]=> int(28) ["base_code"]=> int(138) ["book_code"]=> int(1) ["page"]=> string(3) "105" ["sort"]=> int(217) ["body"]=> string(109) "1) Barrett J, Lack L, Morris M, et al:The sleep-evoked decrease of body temperature. Sleep 16(2):93-99 (1992)" ["mol"]=> NULL ["pubmed"]=> NULL ["doi"]=> NULL ["group_id"]=> int(2) ["internal_flag"]=> bool(false) } }