DIFF Subgroup
A61N 5/1077 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 5 combined children, 0 exist in both systems.
5 codes are CPC-only extensions.