Methods Using standard techniques of systemic family therapy to interview and intervene to 73 families, 51 of them were followed up.

方法运用规范的系统家庭治疗技术进行访谈、干预73例家庭，随访51例；

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"This approval unlocks the potential of gene therapy because it is a first at either the EMA or FDA (U.S. Food and Drug Administration) for gene therapy, " uniQure's chief executive Jorn Aldag said in an interview.

MSN: European regulators back first gene therapy drug