The biggest one everyone is quoting right now.
The effects are life long.
Getting the second dose of any two-step vaccine is very important.
Text was copied from this source which is © European Medicines Agency.
The initial course consists of two doses with an interval of 4 to 12 weeks between doses.
My own doctor and a few specialists did not find my illnesses I found them by insisting I get genetic testing because of how sick I am and they were telling me to get over it.