1Department of Emergency, Yidu Central Hospital of Wei Fang, No.4138, South Linglongshan Road, Weifang, 262500 Shandong China
2Department of Nursing, Yidu Central Hospital of Wei Fang, No.4138, South Linglongshan Road, Weifang, 262500 Shandong China
3Department of Pediatrics, Ward 1, Yidu Central Hospital of Wei Fang, No. 4138, South Linglongshan Road, Weifang, 262500 Shandong China
4Department of Cardiology, Qing Zhou Traditional Chinese Hospital, No. 2727, Haidai Middle Road, Weifang, 262500 Shandong China
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