Application of the revised WHO causality assessment protocol for adverse events following immunization in India

Vaccine
Volume 35, Issue 33, Pages 4057-4294 (24 July 2017)
http://www.sciencedirect.com/science/journal/0264410X/35/33?sdc=1

Application of the revised WHO causality assessment protocol for adverse events following immunization in India
Original Research Article
Pages 4197-4202
Awnish Kumar Singh, Abram L. Wagner, Jyoti Joshi, Bradley F. Carlson, Satinder Aneja, Matthew L. Boulton