Study: NCT05269888

Intervention type: OTHER
Intervention: Blood Test 1
Description: Blood test 1 - At 12 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 1
Description: Blood test 1 - At 12 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 1
Description: Blood test 1 - At 12 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 1
Description: Blood test 1 - At 12 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 1
Description: Blood test 1 - At 12 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 1
Description: Blood test 1 - At 12 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 2
Description: Blood test 2 - At 18 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 2
Description: Blood test 2 - At 18 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 2
Description: Blood test 2 - At 18 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 2
Description: Blood test 2 - At 18 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 2
Description: Blood test 2 - At 18 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 2
Description: Blood test 2 - At 18 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 2
Description: Blood test 2 - At 18 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres

Intervention type: OTHER
Intervention: Blood Test 2
Description: Blood test 2 - At 18 months (+3months) from the date of 1st Covid-19 vaccine:~Anti-SARS-CoV-2 S1/S2/N IgG antibody Roche, T-SPOT® COVID SARS-CoV-2, Full Blood Count, Serum Immunoglobulins, Anti-VZV titres