Mukhtar, H. M., S. H. Ansari, M. Ali, T. Naved, and Z. A. Bhat. “Anti-Hyperglycemic Activity of <I>Psidium guajava</I> Bark Extract”. Journal of Natural Remedies, vol. 4, no. 2, June 2004, pp. 150-4, doi:10.18311/jnr/2004/179.