 | (in Russian). Department of Health of Moscow. April 12, 2020. "国内の病院における人工呼吸器等の取扱台数推計値" [Estimated number of ventilators handled in domestic hospitals]... 54 KB (5,668 words) - 15:29, 3 May 2024 |
 | "Kyuhyun on medical ventilator and speaks for first time since accident (圭贤撤掉人工呼吸器 车祸之后首次开口)" Archived August 25, 2017, at the Wayback Machine sina.com. April... 99 KB (8,466 words) - 16:52, 1 May 2024 |
 | Ministry of Health, Labour and Welfare, Japan. May 6, 2020. "国内の病院における人工呼吸器等の取扱台数推計値" [Estimated number of ventilators handled in domestic hospitals]... 36 KB (1,880 words) - 08:23, 20 March 2024 |