Vaccine
Volume 34, Issue 32, Pages 3627-3710 (12 July 2016)
http://www.sciencedirect.com/science/journal/0264410X/34/32

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WHO Position Papers
New recommendations to prevent pain during immunizations: WHO position paper – September 2015
Pages 3627-3628
Kevin Pottie, Winnie Siu, Philippe Duclos, The Members of the WHO Technical Consultation on Pain Mitigation

Reducing pain at the time of vaccination: WHO position paper, September 2015—Recommendations
Pages 3629-3630