temps (durée) (1) région (1) prix (1) marché (1) littérature (1) intérêts (1) revenu (1) analyse (1) santé (1) classification (1) enfant (1) Afrique (1) Reporting (1) Treatment (1) Diseases (1) Generic drugs (1) Value (1) Time (1) South Africa (1) Science (1) Regression analysis (1) Prices (1) Pricing (1) Pediatrics (1) Multivariate analysis (1) Manufacturers' agents (1) Literature (1) Interest (1) Industrialists (1) Income (1)