进行稀释式自体输血所采集的血液存放时间预计超过6小时,应将全血
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
一体重为10kg小儿禁食4小时,施行肠套叠松解手术2小时。
免费的网站请分享给朋友吧