1.http://www.rigel.com/investors/news-events/press-releases/detail/349/rigel-announces-u-s-fda-approval-of-rezlidhia 2.http://www.prnewswire.com/news-releases/rigel-announces-us-fda-approval-of-rezlidhia-olutasidenib-for-the-treatment-of-adult-patients-with-relapsed-or-refractory-acute-myeloid-leukemia-with-a-susceptible-idh1-mutation-301692086.html- GlobalData Intelligence Center - Pharma 3.http://cancer.ca/en/cancer-information/cancer-types/acute-myeloid-leukemia-aml/treatment/relapsed-or-refractory#:~:text=Other%20types%20of%20chemotherapy%20combinations,dose%20cytarabine%20(HDAC)%20and%20mitoxantrone 4.http://www.globenewswire.com/en/news-release/2022/10/17/2535147/28124/en/1-9-Billion-Worldwide-Acute-Myeloid-Leukemia-Therapeutics-Industry-to-2027-Featuring-Abbvie-Amgen-Bristol-Myers-Squibb-Celgene-and-Roche-Holding-Among-Others.htmlhttp://www.mordorintelligence.com/industry-reports/acute-myeloid-leukemia-therapeutics-market 5.The Impact of COVID-19 on Acute Myeloid Leukemia (AML) Treatment Patterns in the United States: Retrospective Analysis of an Electronic Medical Records (EMR) Database | Blood | American Society of Hematology (ashpublications.org)