Bunga Apriwati Sinaga, Sri Muharni, Utari Christya Wardhani. Pengaruh Brain Gym Terhadap Tingkat Konsentrasi Belajar Siswa di SDS Eben Haezer Family. Protein [Internet]. 2024 Jul. 24 [cited 2025 Jun. 7];2(3):198-206. Available from: https://journal.arikesi.or.id/index.php/Protein/article/view/589