Objective: to investigate the safety and superiority of blood drawing through an indwelling veinneedle on in oral glucose tolerance test.
目的:观察静脉留置针采血应用在口服葡萄糖耐量试验中的安全性和优越性。
2
She reaches for the drugs, her movements quick but confident. She quickly fills a hypodermic needle with morphine, and then ties a piece of cloth around her upper arm to find the vein.