Everton boss Martinez invites offers for Heitinga, Jelavic
Martinez will not stand in the way of their World Cup ambitions, provided the deal is right for the Toffees.
"If the right thing appears for the players, I will have to consider it and look into it," the Spaniard said.
"I am quite open-minded about it. If they don't play minutes. It will affect their World Cup chances. I can understand that.
"Because they are such good professionals I have to consider "But it's a balancing act and we can't weaken the squad."
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