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1·Methods Conventional microelectrode and patch clamp techniques were used to record the PTH-induced changes of action potential and pacemaker current If in the rabbit sinus node.

方法运用微电极、膜片箝技术，记录PTH对家兔自律性动作电位和兔起搏离子流的影响。

2·Among the potential hypotheticals floated in the BMJ study: Can my patient with stable angina and a pacemaker for complete heart block participate in a suborbital Virgin Galactic flight?

在众多英国医学杂志上提出的潜在假想中不乏这样的问题：“我的病人患有稳定型心绞痛和完全性心脏传导阻滞，并植入了心脏起搏器，他能够去参加维珍银河亚轨道飞行吗？”