Tse, T., Williams, R. J., & Zarin, D. A. (2009). Reporting “Basic Results” in ClinicalTrials.gov. American College of Chest Physicians.
استشهاد بنمط شيكاغوTse, Tony, Rebecca J. Williams, و Deborah A. Zarin. Reporting “Basic Results” in ClinicalTrials.gov. American College of Chest Physicians, 2009.
MLA استشهادTse, Tony, Rebecca J. Williams, و Deborah A. Zarin. Reporting “Basic Results” in ClinicalTrials.gov. American College of Chest Physicians, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.