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Subclass RF
RF1-547 | Otorhinolaryngology | |
RF110-320 | Otology. Diseases of the ear | |
RF341-437 | Rhinology. Diseases of the nose, accessory sinuses, and nasopharynx | |
RF460-547 | Laryngology. Diseases of the throat |
Subclass RF
RF1-547 | Otorhinolaryngology | |
RF110-320 | Otology. Diseases of the ear | |
RF341-437 | Rhinology. Diseases of the nose, accessory sinuses, and nasopharynx | |
RF460-547 | Laryngology. Diseases of the throat |