DIFF Subgroup
A61N 5/1042 Full Title
Radiation therapy (ultrasound therapy A61N7/00; devices or apparatus applicable to both therapy and diagnosis A61B6/00) > X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy (A61N5/01 takes precedence)
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.