Sideeffects of fentanyl combined with ketamine and morphine in. Group, the KF group, causes less sideeffects and a good analgesic是什么意思_Sideeffects of fentanyl combined with ketamine and morphine in. Group, the KF group, causes less sideeffects and a good analgesic在线翻译_英语_读音_用法_例句