Bissetti Costa, D.L.L. et al. 2025. Evaluation of the Quality Parameters of Anti-flu Combinations Containing Phenylephrine Hydrochloride Available in the Brazilian Market. Orbital: The Electronic Journal of Chemistry. 17, 5 (Nov. 2025), 510–517. DOI:https://doi.org/10.17807/orbital.v17i5.23443.