Khan WU, Zia AU, Aziz S, Shahzad A, Iftikhar A, Shahzad S. Ratio of extraction vs non-extraction decision on profile based orthodontic treatment planning. POJ [Internet]. 2011 Dec. 31 [cited 2026 Apr. 16];3(2):39-43. Available from: https://mail.poj.org.pk/index.php/poj/article/view/47