Juventus coach Andrea Pirlo says they must be patient against Porto tonight.
Juve meet Porto in the first-leg of their Champions League round of 16 tie on Wednesday evening.
Previewing the game, Pirlo likens Porto to Atletico Madrid in terms of their defensive strength and believes his attack will have to be patient.
And Pirlo also warns they cannot afford to push too hard for goal given Porto's quality on the counter attack.
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