| Relative location of involved lymph nodes to primary malignant neoplasm of pharynx (observable entity) | | Relative location of involved lymph nodes to primary malignant neoplasm of pharynx | | The relative laterality location of two or more involved lymph nodes to the primary malignant neoplasm of the pharynx and to each other such as contralateral, ipsilateral or bilateral. |
| | Id | 1286920001 | | Status | Primitive |
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