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Dear Shajoo

Please do not post the same query in multiple threads. You have asked the same question in 6 different threads!

I have left your question in the most appropriate thread and deleted the other posts. You can reach there by clicking below

[url]http://nepi.emergencymedicine.in/forum/viewthread.php?forum_id=9&thread_id=38&pid=221#post_221[/url]
.