%0 Journal Article %T Study design in evidence-based surgery: What is the role of case-control studies? %A Amy M Cao %A Guy D Eslick %A Michael R Cox %J Archive of "World Journal of Methodology". %D 2016 %R 10.5662/wjm.v6.i1.101 %K Research studies %K Case-control studies %K Randomized clinical trials %K Bias %K Sample size %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4804244/