The therapeutic gain for headache relief is 50% for subcutaneous sumatriptan whereas it is 30-40% for most oral triptans.是什么意思_The therapeutic gain for headache relief is 50% for subcutaneous sumatriptan whereas it is 30-40% for most oral triptans.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句