preseasonal

与preseasonal相关的网络例句 [注：此内容来源于网络，仅供参考]

Another recent study compared repeated preseasonal allergoid treatment with a perennial allergen regiment over a period of 3 years.

最近另一项研究把季节前类变应原的多次注射，与常年性变应原治疗方案进行比较。