Ether treatment of persisting choledocholithiasis.
D042883:Choledocholithiasis; D002769:Cholelithiasis; D004986:Ether / Q000627:therapeutic use*; D004987:Ethers; D006801:Humans
D004987:Ethers; D004986:Ether
CHOLELITHIASIS; ETHER, ETHYL/therapeutic use