Sih Ageng Lumadi, Septi Viantri Kurdaningsih, Wijayantono, & Yunita Kristina. (2025). The Influence of Hemoglobin and Motivation on Students’ Physical Fitness. Professional Evidence-Based Research and Advances in Wellness and Treatment, 2(2), 18–27. https://doi.org/10.69855/perawat.v2i2.140