21 Jul 2022
// FDA
https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm?event=overview.process&ApplNo=216531
06 May 2022
// PRNEWSWIRE
https://www.prnewswire.com/news-releases/altavant-sciences-presents-data-showing-potential-for-combination-of-rodatristat-ethyl-and-ambrisentan-in-model-of-pulmonary-arterial-hypertension-301541434.html
06 May 2019
// Zachary Brennan RAPS
https://www.raps.org/news-and-articles/news-articles/2019/5/fda-explains-why-it-waived-a-shared-rems-for-letai
30 Mar 2019
// FDA
https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm?event=overview.process&ApplNo=210784
30 Mar 2019
// FDA
https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm?event=overview.process&ApplNo=210058
30 Mar 2019
// FDA
https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm?event=overview.process&ApplNo=208441