Valencia hitman David Villa spent last night in hospital after suffering a head injury in Wednesday's 1-0 Liga victory over Malaga, the club said. Despite playing 90 minutes and scoring the only goal at the Mestalla, the Spain ace complained from dizziness and vomiting after the game and was accordingly taken to hospital. Villa, Valencia's top scorer, is now set to miss the weekend's visit to Primera Liga strugglers Real Zaragoza. The prolific striker is also doubtful for next week's Europa League tie with Liga rivals Atletico Madrid. Villa's goal