Effect of Cooperation among Four Sections in Medical Association on Prognosis of Patients with Chronic Heart Failure

RUAN Shu-hua, AO Mei, LIN Feng, CHEN Xiu-xian

Journal of Nursing . 2020, (20): 17 -19 . DOI: 10.16460/j.issn1008-9969.2020.20.017