N category

N category (observable entity)

active

Code	`277206009`
Semantic tag	observable entity
Module	international
Definition	primitive
Effective time	20020131

Synonyms

N - Node stages
N stage
Node stages

Parents (1)

399566009TNM category observable entity

Children (3)

399458003Integrated N category observable entity
399534004cN category observable entity
371494008pN category observable entity