Reply to N Karamzad and S Safiri

Ashima K Kant¹, Barry I Graubard¹

• ¹From the Department of Family, Nutrition, and Exercise Sciences, Queens College of the City University of New York, Flushing, NY (AKK, e-mail: ashima.kant@qc.cuny.edu); and the Division of Cancer Epidemiology and Genetics, Biostatistics Branch, National Cancer Institute, NIH, Bethesda, MD (BIG).