Jusfah, J. and Agus, I. (1998) “Screening on some concentration of guava leaves extract (<em>Psidium gujava L</em>) to some species of <em>Salmonella</em&gt;”, Medical Journal of Indonesia, 7(Supp1), p. 283. doi: 10.13181/mji.v7iSupp1.1141.