A health system consists of all organisations, people and actions whose primary intent is to promote, restore or maintain health.

Health system strengthening (HSS) can be defined as any array of initiatives and strategies that improves one or more of the functions of the health system and that leads to better health through improvements in access, coverage, quality, or efficiency (Health Systems Action Network 2006).

Herbal medicine includes herbs, herbal materials, preparations and products that contain plant materials or combinations of plants as active ingredients. Herbalism is the practice of making or prescribing plant-based herbal remedies for medical conditions and is considered a form of alternative medicine.

Dans le contexte de la quantification, les hypothèses sont l'ensemble des propositions ou suppositions qui sont émises pour justifier la démarche entreprise, la qualité des données utilisées ou les données non disponibles, et autour desquelles suppositions, un consensus doit être dégagé par les membres de l'équipe de quantification et qui doivent se justifier dans le résultat final du processus.