20 Marzo 2023 / Ultimo aggiornamento : 20 Marzo 2023 Cristina Foti Materiale scientifico 1998 Pediatric autoimmune neuropsychiatric disorders associated with streptol infections: clinical description of the first 50 cases.Symptom Exacerbation of Vocal Tics and Other Symptoms Associated With Streptococcal Pharyngitis in a Patient With Obsessive-Compulsive Disorder and Tics.