1. A Needs-Based Pharmaceutical R&D Agenda for Neglected Diseases;Torreele,2004
2. Neglected Disease Research and Development: Uneven Progress;Chapman,2020
3. Total Global Spending on Pharmaceutical Research and Development from 2012 to 2026;Mikulic,2020
4. The R&D Cost of a New Medicine;Mestre-Ferrandiz,2012
5. Trachoma: Key Facts;WHO,2020