Hatta, Muhammad, Supriatmo Supriatmo, Muhammad Ali, Atan Sinuhaji, Berlian Hasibuan, and Fera Nasution. 2011. “Comparison of Zinc-Probiotic Combination Therapy to Zinc Therapy Alone in Reducing the Severity of Acute Diarrhea”. Paediatrica Indonesiana 51 (1), 1-6. https://doi.org/10.14238/pi51.1.2011.1-6.