Osuagwu, Olachi L., et al. “Inhibition of Dehydrogenase Activity in Sputum Bacterial Isolates by Hot Aqueous Extracts of Selected Nigeria Anti-Cough Plants: Tropical Journal of Natural Product Research”. Tropical Journal of Natural Product Research (TJNPR), vol. 9, no. 2, Feb. 2025, pp. 460-6, https://doi.org/10.26538/tjnpr/v9i2.7.