Cristiano Ronaldo's injury ... doubts about his participation against Croatia and Sweden

The Portuguese Football Association announced that its striker, Cristiano Ronaldo, was injured before the "Brazil Europe" matches against Croatia and Sweden in the European Nations League championship that holds his title.

The Portuguese Federation said on its account on the social networking site "Twitter" that "Cristiano Ronaldo is undergoing treatment for a toe infection, and he did not train with the national team today."

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