Correction to: Randomized controlled trial of sulforaphane and metabolite discovery in children with Autism Spectrum Disorder. - Zimmerman, Andrew W.; Singh, Kanwaljit; Connors, Susan L.; Liu, Hua; Panjwani, Anita A.; Lee, Li‑Ching; Diggins, Eileen; Foley, Ann; Melnyk, Stepan; Singh, Indrapal N.; Jill James, S.; Frye, Richard E.; et al. (Molecular Autism, 2021)