![Efficacy and safety of a booster dose of influenza vaccination in solid organ transplant recipients, TRANSGRIPE 1-2: study protocol for a multicenter, randomized, controlled clinical trial | Trials | Full Text Efficacy and safety of a booster dose of influenza vaccination in solid organ transplant recipients, TRANSGRIPE 1-2: study protocol for a multicenter, randomized, controlled clinical trial | Trials | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2F1745-6215-15-338/MediaObjects/13063_2014_Article_2215_Fig1_HTML.jpg)
Efficacy and safety of a booster dose of influenza vaccination in solid organ transplant recipients, TRANSGRIPE 1-2: study protocol for a multicenter, randomized, controlled clinical trial | Trials | Full Text
![Immunogenicity and safety of NVSI-06-07 as a heterologous booster after priming with BBIBP-CorV: a phase 2 trial | Signal Transduction and Targeted Therapy Immunogenicity and safety of NVSI-06-07 as a heterologous booster after priming with BBIBP-CorV: a phase 2 trial | Signal Transduction and Targeted Therapy](https://media.springernature.com/m685/springer-static/image/art%3A10.1038%2Fs41392-022-00984-2/MediaObjects/41392_2022_984_Fig1_HTML.png)
Immunogenicity and safety of NVSI-06-07 as a heterologous booster after priming with BBIBP-CorV: a phase 2 trial | Signal Transduction and Targeted Therapy
![Safety and immunogenicity of a bivalent SARS-CoV-2 protein booster vaccine, SCTV01C, in adults previously vaccinated with mRNA vaccine: a randomized, double-blind, placebo-controlled phase 1/2 clinical trial - eBioMedicine Safety and immunogenicity of a bivalent SARS-CoV-2 protein booster vaccine, SCTV01C, in adults previously vaccinated with mRNA vaccine: a randomized, double-blind, placebo-controlled phase 1/2 clinical trial - eBioMedicine](https://www.thelancet.com/cms/attachment/7bc78cba-88ae-4fb5-be7b-d77a7dff74c8/gr1.jpg)
Safety and immunogenicity of a bivalent SARS-CoV-2 protein booster vaccine, SCTV01C, in adults previously vaccinated with mRNA vaccine: a randomized, double-blind, placebo-controlled phase 1/2 clinical trial - eBioMedicine
![Efficacy and safety of RTS,S/AS01 malaria vaccine with or without a booster dose in infants and children in Africa: final results of a phase 3, individually randomised, controlled trial - The Lancet Efficacy and safety of RTS,S/AS01 malaria vaccine with or without a booster dose in infants and children in Africa: final results of a phase 3, individually randomised, controlled trial - The Lancet](https://www.thelancet.com/cms/attachment/2093678958/2076894739/gr1.gif)
Efficacy and safety of RTS,S/AS01 malaria vaccine with or without a booster dose in infants and children in Africa: final results of a phase 3, individually randomised, controlled trial - The Lancet
![Cohort Profile:The Danish National Cohort Study of Effectiveness and Safety of SARS-CoV-2 vaccines (ENFORCE) | BMJ Open Cohort Profile:The Danish National Cohort Study of Effectiveness and Safety of SARS-CoV-2 vaccines (ENFORCE) | BMJ Open](https://bmjopen.bmj.com/content/bmjopen/12/12/e069065/F1.large.jpg?download=true)
Cohort Profile:The Danish National Cohort Study of Effectiveness and Safety of SARS-CoV-2 vaccines (ENFORCE) | BMJ Open
![A randomized controlled trial of heterologous ChAdOx1 nCoV-19 and recombinant subunit vaccine MVC-COV1901 against COVID-19 | Nature Communications A randomized controlled trial of heterologous ChAdOx1 nCoV-19 and recombinant subunit vaccine MVC-COV1901 against COVID-19 | Nature Communications](https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs41467-022-33146-7/MediaObjects/41467_2022_33146_Fig1_HTML.png)
A randomized controlled trial of heterologous ChAdOx1 nCoV-19 and recombinant subunit vaccine MVC-COV1901 against COVID-19 | Nature Communications
![Safety and immunogenicity of seven COVID-19 vaccines as a third dose ( booster) following two doses of ChAdOx1 nCov-19 or BNT162b2 in the UK (COV- BOOST): a blinded, multicentre, randomised, controlled, phase 2 trial - Safety and immunogenicity of seven COVID-19 vaccines as a third dose ( booster) following two doses of ChAdOx1 nCov-19 or BNT162b2 in the UK (COV- BOOST): a blinded, multicentre, randomised, controlled, phase 2 trial -](https://www.thelancet.com/cms/attachment/966d70c5-8395-4ea2-9a35-94dc18f2f550/gr1.gif)
Safety and immunogenicity of seven COVID-19 vaccines as a third dose ( booster) following two doses of ChAdOx1 nCov-19 or BNT162b2 in the UK (COV- BOOST): a blinded, multicentre, randomised, controlled, phase 2 trial -
![Effects of temporarily suspending low-dose methotrexate treatment for 2 weeks after SARS-CoV-2 vaccine booster on vaccine response in immunosuppressed adults with inflammatory conditions: protocol for a multicentre randomised controlled trial and ... Effects of temporarily suspending low-dose methotrexate treatment for 2 weeks after SARS-CoV-2 vaccine booster on vaccine response in immunosuppressed adults with inflammatory conditions: protocol for a multicentre randomised controlled trial and ...](https://bmjopen.bmj.com/content/bmjopen/12/5/e062599/F1.large.jpg)
Effects of temporarily suspending low-dose methotrexate treatment for 2 weeks after SARS-CoV-2 vaccine booster on vaccine response in immunosuppressed adults with inflammatory conditions: protocol for a multicentre randomised controlled trial and ...
![NIH begins clinical trial evaluating second COVID-19 booster shots in adults | National Institutes of Health (NIH) NIH begins clinical trial evaluating second COVID-19 booster shots in adults | National Institutes of Health (NIH)](https://www.nih.gov/sites/default/files/news-events/news-releases/2022/20220331-covid.jpg)
NIH begins clinical trial evaluating second COVID-19 booster shots in adults | National Institutes of Health (NIH)
![Frontiers | Review of Clinical Trials of COVID-19 Vaccination Booster in SARS-CoV-2 Variants Era: To Take It or Not To Take It Frontiers | Review of Clinical Trials of COVID-19 Vaccination Booster in SARS-CoV-2 Variants Era: To Take It or Not To Take It](https://www.frontiersin.org/files/Articles/858006/fddsv-02-858006-HTML-r1/image_m/fddsv-02-858006-g001.jpg)
Frontiers | Review of Clinical Trials of COVID-19 Vaccination Booster in SARS-CoV-2 Variants Era: To Take It or Not To Take It
![Immunogenicity and reactogenicity of BNT162b2 booster in ChAdOx1-S-primed participants (CombiVacS): a multicentre, open-label, randomised, controlled, phase 2 trial - The Lancet Immunogenicity and reactogenicity of BNT162b2 booster in ChAdOx1-S-primed participants (CombiVacS): a multicentre, open-label, randomised, controlled, phase 2 trial - The Lancet](https://www.thelancet.com/cms/attachment/d9c88d17-491c-48a9-b36a-38ed9f734eaa/gr1.gif)
Immunogenicity and reactogenicity of BNT162b2 booster in ChAdOx1-S-primed participants (CombiVacS): a multicentre, open-label, randomised, controlled, phase 2 trial - The Lancet
![PRACT: a pragmatic randomized adaptive clinical trial protocol to investigate a culturally adapted brief negotiational intervention for alcohol use in the emergency department in Tanzania | Trials | Full Text PRACT: a pragmatic randomized adaptive clinical trial protocol to investigate a culturally adapted brief negotiational intervention for alcohol use in the emergency department in Tanzania | Trials | Full Text](https://media.springernature.com/lw685/springer-static/image/art%3A10.1186%2Fs13063-022-06060-y/MediaObjects/13063_2022_6060_Fig1_HTML.png)