Effect of external counterpulsation treatment on sleep disturbance in patients with coronary heart diseasebased on a mixed research perspective
Jin Shengnan1, Li Xian2a, Liu Meixia2b, Zhou Ce2b, Li Wei2c, Wang Shan2b
Clinical Focus . 2019, (12): 1085 -1088 .  DOI: 10.3969/j.issn.1004-583X.2019.12.006