[The up-regulation of hypoxia inducible factor-1α by hypoxic postconditioning reduces hypoxia/reoxygenation-induced injury in heart-derived H9c2 cells]. - Zhao HX; Li XY; Yao H; Wu Y; Yang R; Zhao RR; Liu HR (Sheng li xue bao : [Acta physiologica Sinica], 2013)