Uniondale, NY (Sports Network) - New York Islanders forward David Ullstrom will miss the next 3-to-4 weeks due to a groin injury.

Ullstrom has two goals and three assists in 20 games this season.

The 23-year-old Swede has registered six goals and seven assists over two seasons -- 49 games -- with New York.

03/15 13:16:09 ET