Proficiency with Number Concepts and Operations: Replicating the Efficacy of a First-Grade Mathematics Intervention - Christian T. Doabler; Ben Clarke; Jessica E. Turtura; Marah Sutherland; Jenna A. Gersib; Taylor Lesner; Madison Cook; Georgia L. Kimmel; Keith Smolkowski; Derek Kosty (Journal of Learning Disabilities, 2024)