Custodio, L., Carlson, C., Upton, B., Okeson, J., Harrison, A., & de Leeuw, R. (1969). The impact of cigarette smoking on sleep quality of patients with masticatory myofascial pain. Journal of Oral & Facial Pain and Headache, 29(1), 15-23. https://doi.org/10.11607/ofph.1266 (Original work published 1969)

Custodio, L., Malone, S., Bardo, M., & . (2022). Nicotine and opioid co-dependence: Findings from bench research to clinical trials. Neuroscience and Biobehavioral Reviews, 134, 104507. https://doi.org/10.1016/j.neubiorev.2021.12.030