Talreja, K. L.; Bhatti, H. A.; Siddiqui, H.; Kumari, S.; Panjwani, R.; Mesud, M.; Rao, M. F. S.; Bangash, S. A.; Batool, M. Association of Vitamin D Deficiency With Diabetic Gastroparesis and Its Intramuscular Vitamin D Treatment. Int. J. of Health Sci. 2022, 6, 6394-6404.