Abnormal vital signs and anaphylactic reactions immediately after vaccination. Vital signs include body temperature, respiratory rate, heart rate, systolic and diastolic blood pressure before and immediately after vaccination Local adverse events within the first week post-vaccination including pain, tenderness, erythema and redness, and swelling and stiffness Systemic adverse event within the first week post-vaccination including nausea and vomiting, diarrhea, headache, fatigue, muscle pain, and other illnesses or clinical complications Serum IgG level for SARS-CoV-2 N, S1-RBD antigens

Abnormal vital signs and anaphylactic reactions immediately after vaccination. Vital signs include body temperature, respiratory rate, heart rate, systolic and diastolic blood pressure before and immediately after vaccination Local adverse events within the first week post-vaccination including pain, tenderness, erythema and redness, and swelling and stiffness Systemic adverse event within the first week post-vaccination including nausea and vomiting, diarrhea, headache, fatigue, muscle pain, and other illnesses or clinical complications Serum IgG level for SARS-CoV-2 N, S1-RBD antigens