Siahaan G, Nainggolan E, Lestrina D, Doloksaribu B, Karimah UA, Sitorus EG, Panjaitan N, Sinaga SEP. Demonstration of Simple and Elite Balanced Menu to Increasing Immunity During the Covid-19 Pandemic. J.Saintech Transf. [Internet]. 2023Oct.21 [cited 2024May10];6(1):41-5. Available from: https://talenta.usu.ac.id/jst/article/view/11995