Waraporn Lertwimonchai และ Titinum Auamnoy. (2009) Comparison of efficacy between Losartan and Irbesartan in hypertensive patients at Saraburi hospital, Thailand 2008. Chulalongkorn University:ม.ป.ท.Waraporn Lertwimonchai และ Titinum Auamnoy. 2009. Comparison of efficacy between Losartan and Irbesartan in hypertensive patients at Saraburi hospital, Thailand 2008. ม.ป.ท.:Chulalongkorn University;Waraporn Lertwimonchai และ Titinum Auamnoy. Comparison of efficacy between Losartan and Irbesartan in hypertensive patients at Saraburi hospital, Thailand 2008. ม.ป.ท.:Chulalongkorn University, 2009. Print.