放弃治疗知情同意书及授权委托书使用现状调查——以广州地区医疗机构为例
방기치료지정동의서급수권위탁서사용현상조사——이엄주지구의료궤구위례
Investigation on Application of Informed Consent Form and Power of Attorney for Withdrawing Treatment: Taking Guangzhou Hospitals as An Example
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