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    • Validez en la investigación 

      Yaneth Urrego Betancourt (Escuela de PosgradosEspecialización en Psicología Clínica Infantil, del adolescente y la familiaColombia, 2019-06-30)
      There are aspects that characterize the internal and external validity, the differences and understanding the aspects that interfere in a good design are key elements when planning an investigation