Stempel, H. ., Cox-Martin, M. ., Bronsert, M. ., Dickinson, L. ., & Allison, M. . (1969). Chronic School Absenteeism and the Role of Adverse Childhood Experiences. Academic Pediatrics, 17(8), 837-843. https://doi.org/10.1016/j.acap.2017.09.013 (Original work published 1969)