Pakistan's pace bowler Mohammad Irfan has been forced out of their short limited-overs series when they visit South Africa this month, due to injury.
All-rounder Bilawal Bhatti and quickie Anwar Ali were added to the squad that went down in the T20s 2-0 and ODIs 4-1 to the Proteas in the UAE.
Wahab Riaz, who could not take any wickets in the three one-dayers against the Proteas, was dropped.
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