Evaluation of intracranial pressure changes using ultrasonographic measurement of optic nerve sheath diameter during laparoscopic surgeries. - Caleb, Alvin Jo; Kabilan, Akshaya A.; Thilaak, Prabhu; Brindha, R.; Kumar, Arbind; Periasamy, Panneerselvam (Anaesthesia, Pain & Intensive Care, 2025)