APA (7th ed.) Citation

Galiè, N., & Grünig, E. (2015). Initial use of ambrisentan plus tadalafil in pulmonary arterial hypertension. The New England journal of medicine, 373(9), . https://doi.org/10.1056/NEJMoa1413687

Chicago Style (17th ed.) Citation

Galiè, Nazzareno, and Ekkehard Grünig. "Initial Use of Ambrisentan Plus Tadalafil in Pulmonary Arterial Hypertension." The New England Journal of Medicine 373, no. 9 (2015). https://doi.org/10.1056/NEJMoa1413687.

MLA (9th ed.) Citation

Galiè, Nazzareno, and Ekkehard Grünig. "Initial Use of Ambrisentan Plus Tadalafil in Pulmonary Arterial Hypertension." The New England Journal of Medicine, vol. 373, no. 9, 2015, https://doi.org/10.1056/NEJMoa1413687.