N. Reddy, Harshavardhan, Evin Abraham, Chandrakiran C, and Sanjay B Patil. “Frontal Sinusitis Management: Intact Ethmoidal Bulla Technique Vs Ethmoidal Bullectomy”. Bengal Journal of Otolaryngology and Head Neck Surgery 29, no. 2 (September 27, 2021): 151-158. Accessed November 23, 2024. https://bjohns.in/journal3/index.php/bjohns/article/view/458.