7Alkm~-Bozkaya T. Cardiac surgery of premature and low birth- weight newborns : is a change of fate possible [ J ]. Artif Organs, 2010,11,34 ( 11 ) : 891 - 897.
8Gilbert R, Auchincloss Jh, Kuppinger M, et al. Stalility of the ar- terial/alveolar oxygen partial pressure ratio:effects of low ventila- tion/perfusion regions[ J]. Crit Care Med, 1979,7: 267.
9Cotter G, Mosh kovitz Y, Kaluski E, et al. Accurate, noninva- sive continuous monitoring of cardiac output by whole body elec- trical bioimpedance[ J] . Chest, 2004,125 (4) : 1431 - 1440.
10Urell C, Emmer M, Hedenstrom H, et al. Deep breathing exer- cises with positive expiratory pressure at a higher rate improve oxygenation in the early period after cardiac surgery a ran- domised controlled trial[J]. Eur J Cardiothorac Surg, 2011,40 (1):162--167.