ASHRAF, HIRA, TURAB FATIMA, IFRA ASHRAF, and SADAF MAJEED. 2023. “Effectiveness of Modified Valsalva Maneuver by Using Wide Bore Syringe for Emergency Treatment of Supraventricular Tachycardias: Findings from Pakistan”. Pakistan Journal of Medical Sciences 39 (3). https://doi.org/10.12669/pjms.39.3.6725.