I'm on holiday <a href=" http://www.radioliberdadedili.com/clotrimazole-cream-used-to-treat-ringworm ">clotrimazole usp 1 uses</a> Last month was the first time Microsoft publicly disclosed Surface revenue. It has never revealed unit sales, although research firm IDC has estimated that the company shipped approximately 2.1 million of the devices between late October 2012 and the end of June 2013.