發送短信 : A prospective comparison of EUS-guided FNA using 25-gauge and 22-gauge needles

  ____       ___     ______      ___              
 |  _ \\    / _ \\  |      \\   / _ \\      ___   
 | |_| ||  / //\ \\ |  --  //  / //\ \\    /   || 
 | .  //  |  ___  |||  --  \\ |  ___  ||  | [] || 
 |_|\_\\  |_||  |_|||______// |_||  |_||   \__ || 
 `-` --`  `-`   `-` `------`  `-`   `-`     -|_|| 
                                             `-`