title: Langerhans cell histiocytosis and choledocholithiasis: a causal relationship or coincidence?
authors.affiliation: Department of Gastroenterology and Hepatology, Stanley Medical College Hospital, Chennai, India;
authors.forename: Arunkumar
authors.initials: A
authors.lastname: Krishnan
authors.affiliation: Department of Gastroenterology, Apollo Hospital, Chennai, India.
authors.forename: Ravi
authors.initials: R
authors.lastname: Ramakrishnan
authors.affiliation: Department of Gastroenterology and Hepatology, Stanley Medical College Hospital, Chennai, India;
authors.forename: Jayanthi
authors.initials: J
authors.lastname: Venkataraman