Serum Levels of Vitamin A and its Precursors and Colorectal Cancer Fatality: An 18-yr Follow-Up Study of a National Cohort, Evans Afriyie-Gyawu, Titilope Ogunleke, Chimuanya Okoli, Jian Zhang
Jian Zhang

Serum Levels of Vitamin A and its Precursors and Colorectal Cancer Fatality: An 18-yr Follow-Up Study of a National Cohort, Evans Afriyie-Gyawu, Titilope Ogunleke, Chimuanya Okoli, Jian Zhang
Jian Zhang

Effects of Serum Levels of Vitamin A and Its Precursors on Colorectal Cancer Mortality: An 18-Year Follow-Up Study of a National Cohort, Evans Afriyie-Gyawu, Titilope Ogunleke, Chimuanya Okoli, Jian Zhang
Jian Zhang

Serum Levels of Vitamin A and its Precursors and Colorectal Cancer Fatality: An 18-yr Follow-Up Study of a National Cohort, Evans Afriyie-Gyawu, Titilope Ogunleke, Chimuanya Okoli, Jian Zhang
Evans Afriyie-Gyawu

Effects of Serum Levels of Vitamin A and Its Precursors on Colorectal Cancer Mortality: An 18-Year Follow-Up Study of a National Cohort, Evans Afriyie-Gyawu, Titilope Ogunleke, Chimuanya Okoli, Jian Zhang
Evans Afriyie-Gyawu

Effects of Serum Levels of Vitamin A and Its Precursors on Colorectal Cancer Mortality: An 18-Year Follow-Up Study of a National Cohort, Evans Afriyie-Gyawu, Titilope Ogunleke, Chimuanya Okoli, Jian Zhang
Department of Biostatistics, Epidemiology, and Environmental Health Sciences Faculty Presentations

Serum Levels of Vitamin A and its Precursors and Colorectal Cancer Fatality: An 18-yr Follow-Up Study of a National Cohort, Evans Afriyie-Gyawu, Titilope Ogunleke, Chimuanya Okoli, Jian Zhang
Department of Biostatistics, Epidemiology, and Environmental Health Sciences Faculty Publications

Serum Levels of Vitamin A and its Precursors and Colorectal Cancer Fatality: An 18-yr Follow-Up Study of a National Cohort, Evans Afriyie-Gyawu, Titilope Ogunleke, Chimuanya Okoli, Jian Zhang
Department of Biostatistics, Epidemiology, and Environmental Health Sciences Faculty Presentations