Necessary is a bad word. The core question is what happens to be the highest utility.
In the US we also recommend: Hep A, Hep B, Rotavirus, Meningococcus, Varicella, and yearly flu shots (for babies and children).
Meningococcus, Rotavirus and Varicella also seems to be on the schedule in Germany. The first three I Googled.
It would be nice if each country showed their work.
Every country does has a commission that argues their decisions. From your perspective the problem is likely that the German documents are in German, the Danish in Danish and the Swedish in Swedish.
Necessary is a bad word. The core question is what happens to be the highest utility.
Meningococcus, Rotavirus and Varicella also seems to be on the schedule in Germany. The first three I Googled.
Every country does has a commission that argues their decisions. From your perspective the problem is likely that the German documents are in German, the Danish in Danish and the Swedish in Swedish.