His research suggested that withdrawals began within 12–24 hours after stopping caffeine intake and could last as long as nine days.
و خلال بحثه ,حدثت انسحابات في غضون 12-24 ساعة بعد ايقاف تناول الكافيين و يمكن ان تستمر أيضا لـتسعة ايام.