Denmark (under 50 years old only if higher risk) 

• https://sst.dk/en/English/Corona-eng/Vaccination-against-covid-19 

UK 

• Seasonal booster only for >50 years old and higher risk
  • https://www.nhs.uk/conditions/coronavirus-covid-19/coronavirus-vaccination/coronavirus-vaccine/ 

Sweden

• From Nov 1 onwards, only children with high risk
  • https://www.krisinformation.se/en/hazards-and-risks/disasters-and-incidents/2020/official-information-on-the-new-coronavirus/vaccination-against-covid-19/when-is-it-my-turn 

European Medicines Agency (EMA) recommends COVID-19 vaccine only for children with underlying medical conditions (not healthy children) 

• https://twitter.com/EMA_News/status/1585196429639036929 

Countries that suspended Moderna mRNA COVID-19 vaccine for people under 30 years-old 

• Germany, France, Denmark, Norway, Sweden, Finland 
  • https://www.bmj.com/content/375/bmj.n2477 
  • https://www.cnbc.com/2021/10/08/nordic-countries-are-restricting-the-use-of-modernas-covid-vaccine.html