谁说久病床前无孝子？恩施土家族苗族自治州利川市汪营镇沙子坎村的村民陈立强，就是久病床前的一个大孝子。
Who nurses no longer child? Enshi Tujia and Miao Autonomous Prefecture of Lichuan City boycotted villagers of sand Hom Chen Liqiang, long nurses is a major child.
汪连强，张延敏，张靖目的：探讨褥疮发生的机制及护理措施。
Objective: To study the developing mechanism of pressure ulcers and nursing interventions.
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