?:authorAffiliation
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[\'Department of Cardiovascular Medicine, The Affiliated Hospital of Qingdao University, Qingdao, China.\', \'Department of Nursing, The Affiliated Hospital of Qingdao University, Qingdao, China.\', \'Graduate Nursing Program, The School of Nursing, Qingdao University, Qingdao, China.\', \'Department of Hepatobiliary and Pancreatic Surgery, The Affiliated Hospital of Qingdao University, Qingdao, China.\', \'Advanced Nursing Practice & Education Department, College of Nursing, East Carolina University, Greenville, North Carolina, USA.\']
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