Effect of perioperative transdermal nicotine patch on postoperative pain: A systematic review and meta-analysis. - Yalla, Bharat; Khanna, Puneet; Sarkar, Soumya; Lal, Deepika; Maheshwari, Ankita; Gupta, Manish; Garg, Bhavuk (Indian Journal of Anaesthesia, 2025)