Reyes, M. M., Ricalde, R. R., Tanalgo, J. B., & Baldoz, C. J. (2011). Prevertebral Soft Tissue Thickness among Pediatric Patients. Philippine Journal of Otolaryngology Head and Neck Surgery, 26(2), 5–9. https://doi.org/10.32412/pjohns.v26i2.565