Objective : To discuss the CT features of cervical lymphangioma CL in children.目的: 探讨儿童颈部淋巴管瘤的CT表现特征.The scans demonstrate a lymphangioma extending into the neck and thorax.检查显示扩散到颈和胸部的淋巴管瘤.Results We found 9 cases had w...
自交能孕性在不同的无性系中是明显不同的.There are obvious differences between clones with regard to their self - fertility.反交和自交通常不包括在内.Reciprocals and selfs are usually excluded.俄维农自交和野百合自交可以获得自交果实和自交胚.Fruits and embryos were obtained by s...