Ahmed Mahrous Kamal Baz , Osama Abd El-Fattah El-Agamy , Mohamed Ibrahim Abdelghaffar , Hala Mounir Agha. (2024). Left atrial Strain in Pediatric patients with hemodynamically significant PDA : Case- control study . Journal of Population Therapeutics and Clinical Pharmacology, 31(8), 139-158. https://doi.org/10.53555/1fkqm064