1. Abu-Jawdeh, G., Oyasu, R.: Testicular germ cell tumors. An update on clinical pathologic correlations.Acta Pathol. Jpn. 41, 83 (1991)
2. Azzopardi, J. G., Hoffbrand, A. V.: Retroregression in testicular seminoma with viable metastases.J. Clin. Pathol., 18, 135 (1965).
3. Azzopardi, J. G., Mostofi, F. K., Theiss, E. A.: Lesion of testis in certain patients with widespread choriocarcinoma and related tumors. The significance and genesis of hematoxylin-staining bodies in the human testes.Am. J. Pathol., 38, 207 (1961).
4. Böhle, A., Studer, U. E., Sonntag, R. W., Scheidegger, J. R.: Primary or secondary extragonadal germ cell tumors?J. Urol., 135, 939 (1986).
5. Burt, M. E., Javadpour, N.: Germ cell tumors in patients with apparently normal testes.Cancer, 47, 1911 (1981).