Ramirez, R. D., D'Atri, S., Pagani, E., Faraggiana, T., Lacal, P. M., Taylor, R. S., & Shay, J. W. (1999). Progressive Increase in Telomerase Activity From Benign Melanocytic Conditions to Malignant Melanoma. Stockton Press.

Ramirez, Ruben D., Stefania D'Atri, Elena Pagani, Tullio Faraggiana, Pedro Miguel Lacal, R. Stan Taylor, and Jerry W. Shay. Progressive Increase in Telomerase Activity From Benign Melanocytic Conditions to Malignant Melanoma. Stockton Press, 1999.

Ramirez, Ruben D., et al. Progressive Increase in Telomerase Activity From Benign Melanocytic Conditions to Malignant Melanoma. Stockton Press, 1999.