Putra,D. Andika, , Suminah,S. , and Pamungkasari,E. Poncorini. "Challenges experienced by nutritionists in using Instagram as a medium for education and development of a balanced diet guideline: A qualitative study", Human, Health and Halal Metrics, 3, 2, 2022, 5-13. doi: 10.30502/jhhhm.2022.356154.1056