The Buffalo Sabres have placed Johan Larsson (head) on the injured reserve list.
Johan Larsson is believed to be dealing with concussion issues after he was on the receiving end of an elbow on Sunday in preseason action.
Johan Larsson (undisclosed) didn't practice on Monday.
Johan Larsson was sent to the minors on Wednesday.
Johan Larsson has been called up on an emergency basis.
Johan Larsson has been demoted to the minors.
Johan Larsson got back in the lineup for Buffalo on Thursday after rejoining the team on Wednesday from the Spengler Cup tournament in Switzerland.
Buffalo Sabres call up Johan Larsson.
Johan Larsson was reportedly en route to Switzerland on Wednesday to join the AHL's Rochester Americans for the Spengler Cup.
Johan Larsson is back with the Buffalo Sabres.
Johan Larsson has been sent to AHL Rochester.
Johan Larsson is expected to get into Buffalo's lineup for Friday's home opener with Ville Leino sidelined indefinitely.
Johan Larsson was an extra forward during Monday's practice.
Johan Larsson enjoyed a very good game Thursday in Buffalo's exhibition win over Carolina.