1. Association for Accessible Medicines.2018 generic drug access and savings in the United States (2018).
2. US Food and Drug Administration (FDA).GDUFA I performance goals (2011).
3. US Food and Drug Administration (FDA).GDUFA science and research website (2018).
4. US Food and Drug Administration (FDA).GDUFA II performance goals (2016).
5. US Food and Drug Administration (FDA).Product‐specific guidances for generic drug development (2018).