Effectiveness of Incentive Spirometry on Respiratory Parameters among Patients with Chest Tube Drainage in Icus of a Tertiary Care Hospital, Ludhiana, Punjab. IJONC [Internet]. 2020 Jan. 30 [cited 2026 Jun. 18];8(1):25-8. Available from: https://medicopublication.com/index.php/ijonc/article/view/8602