参考:
Standring S, Borley NR, eds. (2008). Gray's anatomy : the anatomical basis of clinical practice. Brown JL, Moore LA (40th ed.). London: Churchill Livingstone. pp. 1163, 1177, 1185–6. ISBN 978-0-8089-2371-8.
Biliary+tract at the US National Library of Medicine Medical Subject Headings (MeSH)
Dorland's (2012). Dorland's Illustrated Medical Dictionary (32nd ed.). Elsevier. p. 846. ISBN 978-1-4160-6257-8.
Dorland's (2012). Dorland's Illustrated Medical Dictionary (32nd ed.). Elsevier. p. 1946. ISBN 978-1-4160-6257-8.
"Definition: biliary tract from Online Medical Dictionary".