HUMPHREY, P. A., WONG, A. J., VOGELSTEIN, B., FRIEDMAN, H. S., BIGNER, D. D., & BIGNER, S. H. (1988). LOSS OF EPIDERMAL GROWTH-FACTOR RECEPTOR GENE AMPLIFICATION AS MALIGNANT HUMAN GLIOMAS ESTABLISH IN CULTURE. PROCEEDINGS OF THE AMERICAN ASSOCIATION FOR CANCER RESEARCH, 29, 78–78.

HUMPHREY, P. A., A. J. WONG, B. VOGELSTEIN, H. S. FRIEDMAN, D. D. BIGNER, and S. H. BIGNER. “LOSS OF EPIDERMAL GROWTH-FACTOR RECEPTOR GENE AMPLIFICATION AS MALIGNANT HUMAN GLIOMAS ESTABLISH IN CULTURE.” PROCEEDINGS OF THE AMERICAN ASSOCIATION FOR CANCER RESEARCH 29 (March 1, 1988): 78–78.

HUMPHREY PA, WONG AJ, VOGELSTEIN B, FRIEDMAN HS, BIGNER DD, BIGNER SH. LOSS OF EPIDERMAL GROWTH-FACTOR RECEPTOR GENE AMPLIFICATION AS MALIGNANT HUMAN GLIOMAS ESTABLISH IN CULTURE. PROCEEDINGS OF THE AMERICAN ASSOCIATION FOR CANCER RESEARCH. 1988 Mar 1;29:78–78.

HUMPHREY, P. A., et al. “LOSS OF EPIDERMAL GROWTH-FACTOR RECEPTOR GENE AMPLIFICATION AS MALIGNANT HUMAN GLIOMAS ESTABLISH IN CULTURE.” PROCEEDINGS OF THE AMERICAN ASSOCIATION FOR CANCER RESEARCH, vol. 29, AMER ASSOC CANCER RESEARCH, Mar. 1988, pp. 78–78.

HUMPHREY PA, WONG AJ, VOGELSTEIN B, FRIEDMAN HS, BIGNER DD, BIGNER SH. LOSS OF EPIDERMAL GROWTH-FACTOR RECEPTOR GENE AMPLIFICATION AS MALIGNANT HUMAN GLIOMAS ESTABLISH IN CULTURE. PROCEEDINGS OF THE AMERICAN ASSOCIATION FOR CANCER RESEARCH. AMER ASSOC CANCER RESEARCH; 1988 Mar 1;29:78–78.