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article_metadata: 10.4314/ovj.v6i3.10
article_metadata: Open Vet J
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article_metadata: calcitonin-negative immunohistochemistry ki-67 medullary thyroid carcinoma neuroendocrine
article_metadata: CC BY-NC-SA
article_metadata: https://pubmed.ncbi.nlm.nih.gov/27928520/
article_metadata: Case Reports
article_metadata: PMC5133398
article_metadata: 27928520
article_metadata: Calcitonin-negative primary neuroendocrine tumor of the thyroid (nonmedullary) in a dog
article_metadata: 2016