IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-10-44039 Original Research Paper Study On Serum Magnesium Levels And Incidence Of Arrhythmias In Patients Presenting To Emergency Department With Acute Myocardial Infarction Reddi Kiran kumar Dr. Dr Allu Usha Dr. October 2022 11 10 01 02