Conversation so far:
When did Henrik Larsson go to Barcelona?
At the end of the 2003–04 season, Larsson left Celtic on a free transfer and signed a one-year contract with Barcelona with an option for a second year.
How did Henrik Larsson do with Barcelona?
Larsson's contribution in Barça's La Liga win in his first season there was disrupted by serious injury.

Question: How long did he stay in Barcelona?
Self-contained rewrite: How long did Henrik Larsson stay in Barcelona?