1. Hough AJ, Hollifield JW, Page DL, et al. Prognostic factors in adrenal cortical tumors: a mathematical analysis of clinical and morphologic data. Am J Clin Pathol. 1979; 72:390-399.
2. Weiss LM. Comparative histologic study of 43 metastasizing and nonmetastasizing adrenocortical tumors. Am J Surg Pathol. 1984; 8:163-169.
3. van Slooten H, Schaberg A, Smeenk D, et al. Morphologic characteristics of benign and malignant adrenocortical tumors. Cancer. 1985; 55:766-773.
4. Didolkar MS, Bescher RA, Elias EG, et al. Natural history of adrenal cortical carcinoma: a clinicopathologic study of 42 patients. Cancer. 1981; 47:2153-2161.
5. Hajjar RA, Hickey RC, Samaan NA. Adrenal cortical carcinoma: a study of 32 patients. Cancer. 1975; 35:549-554.