“疗效”的英语？

“疗效”的拼音为：liáo xiào...

无麸质饮食对一些关节炎患者有疗效。Some cases of arthritis respond to a gluten-free diet.这种药物通过提高大脑中血清素的含量来产生疗效。The drug works by increasing levels of serotonin in the brain.在这种药的疗效和副作用之间有个权衡利弊的问题。There is a trade-off between the benefits...