The central concept in the French application corresponds to a Drug product for the following reasons: (i) a unique identifier, namely the CIP (Club Inter Pharmaceutique) code, is provided to each drug product being sold in France, (ii) information sources are available, although distributed over the several providers, e.g., ANSM (Agence Nationale de Sécurité du Médicament et des produits de santé), on these products and (iii) market evolution on these products are also available, i.e., modification, emergence and withdrawal of products.