Colombage Dilrukshi Tharangani. Practice of nurses caring for patients with endotracheal tube. Sri Lankan Journal of Anaesthesiology: 2020. 94-100
Basavanthapa BT. Essentials of Medical Surgical Nursing. 2nd ed. JAYPEE publishers 2021. (559-560)
Hariprasath P. Textbook of Cardiovascular & Thoracic Nursing. JAYPEE publishers. 1st ed. 2016. (420-423).