Feinstein, Alvan R.; Sosin, Daniel M.; Wells, Carolyn K. (1985-06-20). „The Will Rogers Phenomenon: Stage Migration and New Diagnostic Techniques as a Source of Misleading Statistics for Survival in Cancer“. New England Journal of Medicine. 312 (25): 1604–1608. doi:10.1056/NEJM198506203122504. ISSN0028-4793.
worldcat.org
Feinstein, Alvan R.; Sosin, Daniel M.; Wells, Carolyn K. (1985-06-20). „The Will Rogers Phenomenon: Stage Migration and New Diagnostic Techniques as a Source of Misleading Statistics for Survival in Cancer“. New England Journal of Medicine. 312 (25): 1604–1608. doi:10.1056/NEJM198506203122504. ISSN0028-4793.