Research firm Kantar Worldpanel has released a new report (via TechCrunch) highlighting worldwide smartphone sales over the January-March period, finding that Apple has regained market share in countries such as Europe, Japan and Australia due in part to the strong sales performance of the iPhone 5s. Dominic Sunnebo, strategic insight director at Kantar Worldpanel ComTech, comments: "Apple regained ground in the first quarter of 2014, primarily due to the strong performance of the iPhone 5S, growing its sales share in Europe, Japan and Au
