?:authorAffiliation
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[\'Evidence-Based Medicine Center, Lanzhou University, No.199, Donggang West Road, Lanzhou City, 730000, Gansu Province, China.\', \'School of Nursing, Zhengzhou University, No. 100, Science Avenue, Zhengzhou, 450000, Henan Province, China.\', \'School of Nursing, Southern Medical University, No. 1023-1063, South Shatai Road, Baiyun District, Guangzhou, 510000, Guangdong Province, China. zhanglili_gz@126.com.\', \'Evidence-Based Medicine Center, Lanzhou University, No.199, Donggang West Road, Lanzhou City, 730000, Gansu Province, China. tianjh996@163.com.\']
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