OBJECTIVE To explore the main factors associated with positional obstructive sleep apnea-hypopnea syndrome (OSAHS)....

目的：观察老年人群中睡眠呼吸暂停综合征(SAS)的临床特点。方法：随机选择SAS确诊患者300例，分为中青年组与老年组，分析对比相关睡眠呼......