[1] Kunming Med Univ, Dept Nursing, Affiliated Hosp 1, 295 Xichang Rd, Kunming, Yunnan, Peoples R China
[2] Kunming Med Univ, Dept Cardiol, Affiliated Hosp 1, Kunming, Yunnan, Peoples R China
[3] Kunming Med Univ, ICU Geriatr Dept, Affiliated Hosp 1, Kunming, Yunnan, Peoples R China
[4] Kunming Med Univ, Dept Urol, Affiliated Hosp 1, Kunming, Yunnan, Peoples R China
[5] Kunming Med Univ, Dept Psychiat, Affiliated Hosp 1, Kunming, Yunnan, Peoples R China
[6] Kunming Med Univ, Neurosurg Dept, Affiliated Hosp 1, Kunming, Yunnan, Peoples R China
[7] Kunming Med Univ, Dept Gen Surg, Affiliated Hosp 1, Kunming, Yunnan, Peoples R China