The Effect of L-Arginine Oral Supplementation on the Improvement of Cardiovascular Function and Pulmonary Artery Pressure in Patients with Major and Intermedia β-Thalassemia - Ansari Damavandi, Shahla; Parsaee, Mozhgan; Ahmadi Marzaleh, Milad; Shamspour, Maryam (Iranian Journal of Public Health, 2023)