原发性损害

由于前哨淋巴结未发现恶性细胞，故将原始病灶予以切除。

将病灶作广泛性切除，是成功治疗下颔骨软骨肉瘤的重点。

结肠癌原发灶及其淋巴结转移灶中E钙粘素和β连环素表达

primary constriction

primary consumer

primary atypicall pneumonia

primary water

primary amebic meningoencephalitis

net primary productivity

grey duck primary covert

rechargeable primary cell