“Sensitization to Polyethylene Glycol and Polysorbate in Allergic Patients With Systemic Adverse Reactions Following COVID-19 Vaccination ”. Revista Alergia México 72, no. 4 (December 19, 2025): 305–311. Accessed September 23, 2026. https://ojs.revistaalergia.mx/ojs/index.php/ram/article/view/1535.