VASPn.增值服务提供商vasn.导管；血管vasoactive intestinal polypetide肠血管活性肽vasoactive intestinal contractor血管活性肠收缩剂Vasoactive endothelial substance血管内皮活性物质vasa prominens ductus cochlearis蜗管隆凸血管VASC Vacuum Advance spark Control真空提前点火控制Vasculr diseases/ eti- ology血管疾病／病因学vasoactive intestinal polypeptide肠血管活性肽vasoactive intestinal peptide VIP血管活性肠肽Vascula endothelial growth factor血管内皮生长因子vasular endothelial growth factor血管内皮生长因子