MeSH definition : Reference points located by visual inspection, palpation, or computer assistance,
that are useful in localizing structures on or within the human body.;
Reference points located by visual inspection, palpation, or computer assistance,
that are useful in localizing structures on or within the human body.
https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD014964.pub2/full/fr 2025 United Kingdom review of literature french abstract adulthood anatomical landmark ultrasonic guidance procedure, nos anatomic landmarks lack of sensation adult anesthesia ultrasonography