Pandey N, Gupta S, Shah A, Khapung A, Dhami B. Sub Sinus Ridge Height at First Molar Region- A Panoramic Radiograph Based Study. J Nepal Health Res Counc [Internet]. 2020Sep.7 [cited 2025Oct.3];18(2):243-7. Available from: http://103.69.126.137/index.php/jnhrc/article/view/2675