Sudan Doctors

Dear Haitham, could you plz send me the citation of this article!! because what will be done in USA based on this study if I want to take it as creidable study !! they will delay the screening programme for Breast cancer for white and they will start it earlier in case of Black!! could you please mention what is the p.value of the study!! it looks like cohort if am not wrong!! so there are smell of confounding !!! were they controlled!!