Jan, C. H., S. Naureen, and A. Anwar. “FREQUENCY AND ETIOLOGY OF MIDLINE DIASTEMA IN ORTHODONTIC PATIENTS REPORTING TO ARMED FORCES INSTITUTE OF DENTISTRY RAWALPINDI”. Pakistan Armed Forces Medical Journal, Vol. 60, no. 1, Mar. 2010, pp. 126-8, https://pafmj.org/index.php/PAFMJ/article/view/484.