Vaccine
http://www.sciencedirect.com/science?_ob=PublicationURL&_cdi=5188&_pubType=J&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=06a70dff873c73731f4a31331c8deee2&jchunk=28#28
Volume 28, Issue 7, Pages 1661-1892 (17 February 2010)

Letter to the Editor
Polio eradication in India: Have we reached the dead end?
Pages 1661-1662
Yash Paul