A
HUMAN NECESSITIES
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61N
ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
A61N5/10
X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
A61N5/1001
using radiation sources introduced into or applied onto the body; brachytherapy