Validation of the pheochromocytoma of adrenal gland scaled score (PASS) grading system: A retrospective double-centered cross-sectional study
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Background: Pheochromocytomas are adrenal medullary tumors with unpredictable malignant potential. The Pheochromocytoma of the Adrenal Gland Scaled Score (PASS) stratifies risk based on histology, but its reliability is debated. ... ...
