Becker, T. M., Bettles, J., Lapidus, J., Campo, J., Johnson, C. J., Shipley, D., & Robertson, L. D. (2002). Improving Cancer Incidence Estimates for American Indians and Alaska Natives in the Pacific Northwest. © American Journal of Public Health 2002.

Becker, Thomas M., James Bettles, Jodi Lapidus, Joseph Campo, Christopher J. Johnson, Donald Shipley, ja L. D. Robertson. Improving Cancer Incidence Estimates for American Indians and Alaska Natives in the Pacific Northwest. © American Journal of Public Health 2002, 2002.

Becker, Thomas M., et al. Improving Cancer Incidence Estimates for American Indians and Alaska Natives in the Pacific Northwest. © American Journal of Public Health 2002, 2002.