Saeed Yahya, Dr Ahmed Saeed Yahya. “ Vitamin D Insufficiency Deficiency in Patients on a Community Psychiatric Rehabilitation Unit”. International Journal of Psychosocial Rehabilitation 21, no. 1 (April 30, 2017): 32–37. Accessed December 22, 2024. https://psychosocial.com/PSY/index.php/ijpr/article/view/1605.