исследовательская статья
Prospective Controlled Randomized Study of Large-Balloon-Dilatation versus Mechanical Lithotripsy for Large Bile Duct Stone
Netinatsunton N, Attasaranya S, Pornpininworak K, Sottisuporn J, Witeerungrot T, Ovartlarnporn B, Suntharapornchai P, Jongbunyanuparp T and Geater A