array(2) { [0]=> int(0) [1]=> array(12) { ["ref_doc_id"]=> int(9901696) ["publisher_code"]=> int(61) ["base_code"]=> int(45) ["book_code"]=> int(1) ["page"]=> string(3) "105" ["sort"]=> int(185) ["body"]=> string(129) "1) Diamond S G, et al:Multi-center study of Parkinson mortality with early versus later dopa treatment. Ann Neurol 22:8-12, 1987." ["mol"]=> NULL ["pubmed"]=> string(7) "3631925" ["doi"]=> string(21) "10.1002/ana.410220105" ["group_id"]=> int(8) ["internal_flag"]=> bool(false) } }