Lestari DM, Prijo TA, Astuti SD. OPTIMATION OF 48 kHz ULTRASONIC WAVE DOSE FOR THE INACTIVATION OF Salmonella typhi. IJTID [Internet]. 2015 Jul. 6 [cited 2024 Aug. 6];5(4):90-5. Available from: https://e-journal.unair.ac.id/IJTID/article/view/2006