Reader question: Will it be possible to have one vaccine shot in Sweden and one elsewhere?

How does it work if I get one dose (either first or second) in another country, will I still get a vaccine certificate and am I still considered vaccinated under Swedish rules? https://www.thelocal.se/20210429/reader-question-will-it-be-possible-to-have-one-covid-vaccine-shot-in-sweden-and-one-elsewhere