Association of High Calcitriol Serum Levels and Its Hydroxylation Efficiency Ratio with Disease Risk in SLE Patients with Vitamin D Deficiency. - Meza-Meza MR; Muñoz-Valle JF; Ruiz-Ballesteros AI; Vizmanos-Lamotte B; Parra-Rojas I; Martínez-López E; Oregon-Romero E; Márquez-Sandoval YF; Cerpa-Cruz S; de la Cruz-Mosso U (Journal of immunology research, 2021)