1. Hertz, R., “Choriocarcinoma and Related Gestational Trophoblastic Tumors in Women,” Raven Press (1978).
2. Park, W. W., “Choriocarcinoma. A Study of Its Pathology,” F. A. Davis, Philadelphia (1971).
3. Goldstein, D. P. and Berkowicz, R. S., “Gestational Trophoblastic Neoplasms - Clinical Principles of Diagnosis and Management,” W. B. Saunders Co., New York (1982).
4. Kajii, T. and Ohama, K., Androgenetic origin of hydatidiform mole, Nature 268:633 (1977).
5. Wake, N., Takagi, N., and Sasaki, M., Androgenesis as a cause of hydatidiform mole, J. Natl. Cancer Inst. 60:51 (1978).