Subashini Vichili Mohan , Gayathri Balasubramaniam, Gunaseelan Mirunalini (2025) “A Double-Blinded Randomized Controlled Study on the Effectiveness of Postoperative Analgesia-Comparison Between Ultrasound Versus Anatomical Landmark Technique of Blocking Bilateral Supra Zygomatic Maxillary Nerve in Paediatric Patients Undergoing Cleft P”, South Eastern European Journal of Public Health, pp. 876–886. doi: 10.70135/seejph.vi.4737.