患者,女性,45岁。因严重肝硬化伴门静脉高压症已行脾肾分流术。现患者病情平稳,明日即将出院,对患者进行预防上消化道出血的健康指导,最重要的是( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
免费的网站请分享给朋友吧