This is the ValueSet that contains codes in both Vaccine - COVID-19 - EU Union Register of Medicinial Products (http://smart.who.int/ddcc/ValueSet/VaccineCovid19EUUnionRegisterValueSet) and Vaccine - COVID-19 - EU Union Register of Medicinial Products (http://smart.who.int/ddcc/ValueSet/VaccineCovid19EUUnionRegisterValueSet).