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Lanzhou Univ, Sch Nursing, Evidence Based Nursing, Lanzhou, Gansu, Peoples R China
Gansu Prov Hosp, Dept Nursing, Lanzhou, Gansu, Peoples R China
Gansu Prov Hosp, Dept Nursing, 82, cuiyingmen, Lanzhou, Gansu, Peoples R China Lanzhou Univ, Clin Med Coll 1, Lanzhou, Gansu, Peoples R China