主题词：Asthma and respiratory diseases; Allergic Rhinitis and Sensitization; Food Allergy and Anaphylaxis Research; COVID-19 Clinical Research Studies; SARS-CoV-2 and COVID-19 Research; Immune Cell Function and Interaction; Dermatology and Skin Diseases; Immune Response and Inflammation; Mast cells and histamine; Urticaria and Related Conditions; T-cell and B-cell Immunology; Immunotherapy and Immune Responses; Drug-Induced Adverse Reactions; Kawasaki Disease and Coronary Complications; Contact Dermatitis and Allergies; Occupational exposure and asthma; Eosinophilic Esophagitis; International Development and Aid; interferon and immune responses; Immune responses and vaccinations; Glycosylation and Glycoproteins Research; Extracellular vesicles in disease; Cytokine Signaling Pathways and Interactions; NF-κB Signaling Pathways; Autoimmune Bullous Skin Diseases