Sri Lankan deaths following Pentavalent vaccine: Acceptable collateral damage?

http://www.bmj.com/cgi/eletters/340/jun29_4/c3508

Jacob Puliyel, KB Saxena, Debabar Banerji, Imrana Qadeer, NJ Kurian, Ritu Priya , Mira Shiva and Gopal Dabade.