Health and Psychosocial Instruments » Ce lien s'ouvre dans une nouvelle fenêtre / This link opens in a new windowLimited concurrent users. Health and Psychosocial Instruments (HaPI) is a database that provides access to information on approximately 15,000 measurement instruments (i.e. questionnaires, interview schedules, checklists, coding schemes, rating scales, etc.) in the fields of health and psychosocial sciences. The full-text of the instruments are not included in the database.