MAHMOOD, A.; RASHID, F.; HAWKES, D.; HARRISON, W. J.; CHIP COLLABORATIVE GROUP. Coronavirus in HIP Fractures CHIP 2: Is Vitamin D Deficiency Associated with Increased Mortality from COVID-19 Infections in A Hip Fracture Population?. European Journal of Medical and Health Sciences, [S. l.], v. 3, n. 6, p. 111–116, 2021. DOI: 10.24018/ejmed.2021.3.6.1159. Disponível em: https://www.ej-med.org/index.php/ejmed/article/view/1159. Acesso em: 14 aug. 2022.