array(2) { [0]=> int(0) [1]=> array(12) { ["ref_doc_id"]=> int(9795480) ["publisher_code"]=> int(56) ["base_code"]=> int(15) ["book_code"]=> int(1) ["page"]=> string(3) "111" ["sort"]=> int(91) ["body"]=> string(170) "1) Hollister L:General principles of treating the elderly with drugs. In:Clinical Pharmacology and the Aged Patients, ed. by Jarvic L, Raven Press, New York, 1981, pp.1-9" ["mol"]=> NULL ["pubmed"]=> NULL ["doi"]=> NULL ["group_id"]=> int(4) ["internal_flag"]=> bool(false) } }