Medical profession is growing at a rapid pace and with this; researchers are trying to analyze each development in medical profession by conducting a research around that development using five major steps i.e. planning, performance, documentation, analysis, and publication (Bernd et al, 2009). According to the researcher, the effectiveness and authenticity of medical research study is dependent upon the quality of research methodology as it reduces the probability of occurrence of error in research outcome. However, it research design is inappropriate then it is not possible to rectify the design after the conclusion ...