Muhammad Salman Rafique, Sana Kundi, Ahmad Ziauddin, Tahir Malik, Asma Maqsood, Kayenat Khan (2022) “Do Respiratory Maneuvers Affect The Hepatic Vein Waveforms And Maximum Velocity?”, Pakistan Journal of Medical & Health Sciences, 16(03), p. 20. doi: 10.53350/pjmhs2216320.