CREATE TABLE injury_accident (player VARCHAR2, number_of_matches VARCHAR2, SOURCE VARCHAR2, injury VARCHAR2)

What are the player name, number of matches, and information source for players who do not suffer from injury of 'Knee problem'?
SELECT player, number_of_matches, SOURCE FROM injury_accident WHERE injury <> 'Knee problem'
SELECT "player", "number_of_matches", "SOURCE" FROM "injury_accident" WHERE "injury" <> 'Knee problem'