Comparative Study of Periodontal Status in Patients With and Without Trisomy 21 During Treatment With Clear Aligners. - Oltramari PVP; Santos WPD; Silva AVMV; Paiva SM; Bespalez-Neto R; Conti ACCF; de Almeida-Pedrin RR; de Almeida MR; Fernandes TMF (Special care in dentistry : official publication of the American Association of Hospital Dentists, the Academy of Dentistry for the Handicapped, and the American Society for Geriatric Dentistry, 2026)