Announcing two new publications, part of the Vaccine Management Handbook series: How to monitor temperatures in the vaccine supply chain (WHO/IVB/15.04) http://www.who.int/immunization/documents/financing/who_ivb_15.04 How to use passive containers and coolant-packs for vaccine transport and outreach operations (WHO/IVB/15.03) http://www.who.int/immunization/documents/financing/who_ivb_15.03