title: Precision optical sight for the irradiation of small fields in roentgentherapy.
authors.forename: H
authors.initials: H
authors.lastname: DANCOT
authors.forename: W
authors.initials: W
authors.lastname: JOHNER
mesh_terms: D014965:X-Rays / Q000295:instrumentation*
keywords: ROENTGEN RAYS/apparatus
vernacular_title: Viseur optique de précision pour l'irradiation des petits champs en roentgenthérapie.