title: Importance of early surgery in biliary-tract disease.
mesh_terms: D000367:Age Factors; D000368:Aged; D001660:Biliary Tract Diseases / Q000601:surgery*; D002758:Cholangiography; D005260:Female; D006801:Humans; D008297:Male; D011183:Postoperative Complications; D013997:Time Factors