Prevalence and Outcomes Associated with Vitamin D Deficiency among Indexed Hospitalizations with Cardiovascular Disease and Cerebrovascular Disorder—A Nationwide Study oleh Urvish Patel, Salma Yousuf, Komal Lakhani, Payu Raval, Nirmaljot Kaur, Toochukwu Okafor, Chail Shah, Harmandeep Singh, Mehwish Martin, Chika Nwodika, Angelina Yogarajah, Jigisha Rakholiya, Maitree Patel, Raja Chandra Chakinala, Shamik Shah