Reader Response: Lack of Association of Group A Streptococcal Infections and Onset of Tics: European Multicenter Tics in Children Study

Gupta R, Agalliu D, Spalice A, Lachman HM, Ubhi T, Chang K, Frankovich J, Fasth A, Johnson M, Fernell E, Walles I, Bejerot S, van der Spek PJ, Cunningham JL