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Home › HPEI › The scientific validation

The scientific validation

Why a scientific validation ?

Key stages in the validation

How the HPEI was validated

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    • What is HPEI?
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      • Why a scientific validation?
      • Key stages in the validation
      • How the HPEI was validated
    • Scientific research projects
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HPEI

  • What is HPEI?
  • What is the HPEI questionnaire used for?
  • The scientific validation
    • Why a scientific validation?
    • Key stages in the validation
    • How the HPEI was validated
  • Scientific research projects
  • News