Siahaan, Ginta, Efendi Nainggolan, Dini Lestrina, Bernike Doloksaribu, Ummu A Karimah, Eunike G Sitorus, Nuriani Panjaitan, and Surya E P Sinaga. “Demonstration of Simple and Elite Balanced Menu to Increasing Immunity During the Covid-19 Pandemic”. Journal of Saintech Transfer 6, no. 1 (October 21, 2023): 41-45. Accessed May 11, 2024. https://talenta.usu.ac.id/jst/article/view/11995.