Age at diagnosis in patients with chronic congenital endocrine conditions: a regional cohort study from a reference center for rare diseases. - Kallali, Wafa; Messiaen, Claude; Saïdi, Roumaisah; Lessim, Soucounda; Viaud, Magali; Dulon, Jerome; Nedelcu, Mariana; Samara, Dinane; Houang, Muriel; Donadille, Bruno; Courtillot, Carine; de Filippo, GianPaolo; et al. (Orphanet Journal of Rare Diseases, 2021)