Abstract BACKGROUND & AIM: To study the effect of photodynamic therapy (PDT)on ultrastructure of esophageal carcinoma cells.是什么意思_Abstract BACKGROUND & AIM: To study the effect of photodynamic therapy (PDT)on ultrastructure of esophageal carcinoma cells.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句