Methods The VNTR polymorphism in intron 4of the eNos genes of PAH COPD and healthy control were detected by PCR.是什么意思_Methods The VNTR polymorphism in intron 4of the eNos genes of PAH COPD and healthy control were detected by PCR.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句