http://www.rediff.com/tags/yang+chunlin India's largest news and entertainment service online.. en-us Sat, 25 May 13 17:05:26 +0000 Sat, 25 May 13 17:05:26 +0000 http://www.rediff.com/push Rediff feeds Copyright: (C) 2009 Rediff.com India Limited. All Rights Reserved. http://www.dnaindia.com/pressreleases/1836010/press-release-statistical-challenges-in-medical-device-trail-evaluation Sat, 25 May 2013 22:35:26 +0530