1. BENJAMIN, I, HUMAN BREAST CARCINOMA - HETEROTRANSPLANTATION TO NEWBORN RATS, CANCER LETTERS 1: 203 (1976).
2. BUEHRING, G.C., GROWTH-RATES OF NORMAL AND ABNORMAL HUMAN MAMMARY EPITHELIA IN CELL-CULTURE, CANCER RESEARCH 36: 3742 (1976).
3. FRIEND, K.K., DETECTION OF INTERSPECIFIC TRANSLOCATIONS IN MOUSE-HUMAN HYBRIDS BY ALKALINE GIEMSA STAINING, EXPERIMENTAL CELL RESEARCH 99: 31 (1976).
4. Hackett, A. J., Journal of the National Cancer Institute 58: 1795 (1977).
5. HENEEN, W.K., HELA-CELLS AND THEIR POSSIBLE CONTAMINATION OF OTHER CELL LINES - KARYOTYPE STUDIES, HEREDITAS 82: 217 (1976).