Giraldo, G., Beth, E., Hirshaut, Y., Aoki, T., Old, L. J., Boyse, E. A., & Chopra, H. C. (1971). HUMAN SARCOMAS IN CULTURE: FOCI OF ALTERED CELLS AND A COMMON ANTIGEN; INDUCTION OF FOCI AND ANTIGEN IN HUMAN FIBROBLAST CULTURES BY FILTRATES. The Rockefeller University Press.

Giraldo, Gaetano, Elke Beth, Yashar Hirshaut, Tadao Aoki, Lloyd J. Old, Edward A. Boyse, e Harish C. Chopra. HUMAN SARCOMAS IN CULTURE: FOCI OF ALTERED CELLS AND A COMMON ANTIGEN; INDUCTION OF FOCI AND ANTIGEN IN HUMAN FIBROBLAST CULTURES BY FILTRATES. The Rockefeller University Press, 1971.

Giraldo, Gaetano, et al. HUMAN SARCOMAS IN CULTURE: FOCI OF ALTERED CELLS AND A COMMON ANTIGEN; INDUCTION OF FOCI AND ANTIGEN IN HUMAN FIBROBLAST CULTURES BY FILTRATES. The Rockefeller University Press, 1971.