Chelsea boss Luiz Felipe Scolari admits his Ghanaian midfielder Michael Essien could be back in action in a month's time.Essien had been expected to be out for the season with a knee injury suffered in September when Ghana played Libya in a World Cup qualifier in Tripoli.But Scolari revealed last night: "Essien is in very good condition, but only for February, March."I think in this time he will play."Source: Ghanasoccernet