title: Breast immobilization for occult mass aspiration.
authors.forename: D R
authors.initials: DR
authors.lastname: Pennes
mesh_terms: D001707:Biopsy, Needle / Q000379:methods*; D001940:Breast / Q000473:pathology*; D005260:Female; D006801:Humans; D007103:Immobilization; D014463:Ultrasonography