We thank Drs Shahar, McGovern, and Spraflca for their interest in our paper in which we demonstrated, inter alia, that low doses of aspirin may not be as efficacious as higher doses. Our sample population was indeed matched, and Shahar et al are correct in pointing out that analysis for data obtained according to a matched design should have been performed. However, it is possible to ignore mat...

Background: Patient immune status might be indicative of the variance in bacterial genetics in drug-resistant tuberculous pleuritis and could be used for predicting the risk of multi-drug resistant tuberculous pleuritis (MDR-TB). Objective: To determine the significance of Th2/Th1 ratio and concentration of PD-L1 in the pleural effusions for prediction of MDR-T...

OBJECTIVES The purpose of this systematic review was to investigate the association between dietary intake of citrus fruits and prostate cancer risk. METHODS Authors searched electronic databases and the reference lists of publications of diet and prostate cancer studies until August 2007. All of the epidemiological studies that obtained individual data on dietary intake of citrus fruits and ...

background: population attributable fraction (paf) is one of the most practical measures for estimating the burden of risk factors with some challenges in its calculation. cardiovascular disease (cvd) is the first cause of death worldwide and the estimation of accurate pafs for cvd risk factors is of great importance in conducting preventive strategies. our aim was to estimate the pafs of cvd r...