摘要

certain particularities of the scientific research in medicine are approached. some of the criteria needed to select and define correctly a research topic are mentioned, and how only by means of from a holistic view of the scientific problem, and the main research objective and of the general experiment, it is possible to find a subject. due to dialectic and integrating character of the scientific investigation process, it is essential to approach the subject in a collectiveway, before the subject topic of the research be enunciated definitively.

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