title: [Is biliary lithiasis always a surgical condition?].
mesh_terms: D002635:Chenodeoxycholic Acid / Q000627:therapeutic use; D002769:Cholelithiasis / Q000601:surgery / Q000628:therapy*; D005260:Female; D006801:Humans; D008297:Male; D014580:Ursodeoxycholic Acid / Q000627:therapeutic use
chemical_list: D002635:Chenodeoxycholic Acid; D014580:Ursodeoxycholic Acid
vernacular_title: La litiasis biliar es siempre quirúrgica?