autoimmune deficiency definitionautoimmune deficiency syndromeautoimmune disease treatmentautoimmune disorders listautoimmune system deficiencyprimary autoimmune deficiencyautoimmune hypothyroidismfibromyalgia autoimmunetypes of autoimmune diseasesautoimmune iron deficiencyautoimmune b12 deficiencyb12 deficiency autoimmune diseases