Akhtiar, D. , Masood, S. , Nasruddin, A., Anwer, T. , Memon, K. and Faridi, T.N. 2025. Role of Multistrain Probiotics in Presentation of Severity and Frequency of Upper Respiratory Tract Infection. Biological and Clinical Sciences Research Journal. 6, 2 (Feb. 2025), 12–15. DOI:https://doi.org/10.54112/bcsrj.v6i2.1550.