Trần, Đ.T. et al. 2026. Acute Calcific Tendinitis of the Longus Colli Muscle Mimicking Retropharyngeal Abscess: A Case Report and Literature Review. Vietnamese Journal of Radiology and Nuclear Medicine. 62 (Apr. 2026), 62–68. DOI:https://doi.org/10.55046/vjrnm.62.1571.2026.