The Toronto Maple Leafs have placed captain John Tavares and Alexander Kerfoot in the NHL's COVID-19 protocol.
Tavares, 31, is having a solid season, with 13 goals and 19 assists for 32 points in 29 games.
Kerfoot, also a centre, has four goals and 12 assists for 16 points in 30 games this season.
The Maple Leafs' next game is scheduled to be Saturday in Vancouver.