title: Ultrasonography. Intraoperative diagnoses of choledocholithiasis.
authors.affiliation: Tucson Veterans Administration Medical Center.
authors.forename: S
authors.initials: S
authors.lastname: Thompson
mesh_terms: D042882:Gallstones / Q000175:diagnosis* / Q000601:surgery; D006801:Humans; D007432:Intraoperative Period; D014463:Ultrasonography