Wełnicki , M., and A. Mamcarz. “The Role of Valsartan and Valsartan With Hydrochlorothiazide in Therapy of Arterial Hypertension”. Medycyna Faktow (J EBM), Vol. 4, no. 1(10), Mar. 2011, pp. 30-34, https://www.journalsmededu.pl/index.php/jebm/article/view/2547.