Hrvatsko društvo za medicinsku biokemiju, Biochemia Medica, 2(24), p. 199-210, 2014
DOI: 10.11613/bm.2014.022
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The appropriate choice in study design is essential for the successful execution of biomedical and public health research. There are many study designs to choose from within two broad categories of observational and interventional studies. Each design has its own strengths and weaknesses, and the need to understand these limitations is necessary to arrive at correct study conclusions.