常见例句Reducing Venipuncture Pain by a Cough Trick: A Randomized Crossover Volunteer Study Taras I. Usichenko, Dragan Pavlovic, Sebastian Foellner, and Michael Wendt 用咳嗽法减轻静脉穿刺疼痛:随机交叉志愿者研究 返回 Foellner