The Journal of Pediatrics
Volume 155, Issue 5 , Page 762, November 2009

Also noted

Ipp M, Parkin P, Lear N, Goldbach M, Taddio A. Order of vaccine injection and infant pain response. Arch Pediatr Adolesc Med 2009;163:469-72.

 

PII: S0022-3476(09)00863-4

doi:10.1016/j.jpeds.2009.08.031

The Journal of Pediatrics
Volume 155, Issue 5 , Page 762, November 2009