title: Corrigendum.
abstract: Mahon, P., Holsti, L., Siden, H., Strahlendorf, C., Turnham, L, & Giaschi, D. (2015). Using colors to assess pain in toddlers: Validation of "the Rainbow Pain Scale"-A proof-of-principle study. Journal of Pediatric Oncology Nursing, 32(1), 40-46. doi: 10.1177/1043454214555197.