%0 Journal Article %T 恶性梗阻性黄疸术前减黄的标准、指征及效果 %A 程瑶 %J - %D 2018 %R doi:10.7507/1007-9424.201805096 %U http://www.gensurg.cn:80/article/10.7507/1007-9424.201805096