Ovarian hepatoid carcinoma without staining for alpha-fetoprotein in the primary site
T. Nishida, T. Sugiyama, A. Kataoka, K. Ushijima, S. Ota, S. Iwanaga, M. Yakushiji
International Journal of Gynecologic Cancer Jun 1995, 5 (4) 314-318; DOI: 10.1046/j.1525-1438.1995.05040314.x