Porcino, PhD, HSI, Antony. “Not Birds of a Feather: Case Reports, Case Studies, and Single-Subject Research”. International Journal of Therapeutic Massage & Bodywork Research Education & Practice 9, no. 3 (June 30, 2016): 1–2. Accessed May 13, 2024. https://ijtmb.org/index.php/ijtmb/article/view/334.