Effect of training using the Biodex system on dynamic balance and physical performance: a randomized controlled balance-training trial in hemodialysis patients with osteopenia - El-Hadidy, Hagar Ahmed; Gaballah, Marwa Abdelfattah; Abouelfetouh, Sally Mohamed; Hamed, Rania Hakim; El-Din, Sara S.; Ahmed, Omnia Saeed Mahmoud (Family Medicine & Primary Care Review, 2025)