“…29 Thirteen studies conducted in the United States had a significant proportion of subjects that belong to racial, ethnic, or religious minorities. 10,14,15,[20][21][22][23][24][25][30][31][32][33] Eight studies targeted breast, 19,32,34,35 prostate, 30,31 or colorectal cancer patients 15 only. Five studies selected patients within 12 months of diagnosis.…”