This is an observational study, vaccines administration and data that is collected is only as part of routine clinical care. Vaccinated subjects are not actively recruited.
Events of Interest: Diabetes Mellitus, Rheumatoid arthritis, Idiopathic Thrombocytopenic Purpura, Iridocyclitis, Acute glomerulonephritis, Nephrotic syndrome, Grave's disease, Autoimmune hemolytic anemia, Myasthenia Gravis, New onset asthma, Allergic urticaria, Anaphylaxis, Meningococcal Disease, Intentional Injury
