Somchit, M. N., Sulaiman, M. R., Ahmad, Z., Israf, D. A. and Hosni, H. (2004) “Non-Opioid Anti-Nociceptive Effect of <I>Psidium guajava</I> Leaves Extract”, Journal of Natural Remedies, 4(2), pp. 174–178. doi: 10.18311/jnr/2004/183.