Therapeutic use of Mechanised Shringayantra for Knee Osteoarthritis (Janusandhigata Vata): A Retrospective Observational Case Series of a Pressure-Controlled Mechanical Vacuum Adaptation of a Classical Ayurvedic Bloodletting Instrument. Int J Ayu Pharm Res [Internet]. 2026 Jul. 19 [cited 2026 Aug. 26];14(7):162-7. Available from: https://ijapr.in/index.php/ijapr/article/view/4266