Effect of Calcium and Vitamin D Supplementation in Patients with Fracture Nonunions. Journal of Pakistan Orthopaedic Association, [S. l.], v. 25, n. 3, p. 6–11, 2013. Disponível em: https://jpoa.org.pk/index.php/upload/article/view/138. Acesso em: 16 apr. 2026.