Aikins, Elfleda, and Chinyere Ututu. “Pattern of Orthodontic Referrals at a Tertiary Hospital in South-South Nigeria”. The Nigerian Health Journal 17, no. 4 (March 21, 2018): 165–173. Accessed June 24, 2026. https://www.tnhjph.com/index.php/tnhj/article/view/324.