“Effect of Different Extraction Solvents on the Antimicrobial Activity of Psidium Guajava (Guava) Leaves Against Multi-Drug Resistant Bacteria Implicated in Nosocomial Infections”. The International Journal of Biotechnology, vol. 9, no. 1, Apr. 2020, pp. 24-37, https://doi.org/10.18488/journal.57.2020.91.24.37.