WHO: Humanitarian Health Action
http://www.who.int/hac/en/

Heads of UN humanitarian agencies issue a joint statement on the Syrian Arab Republic crisis
23 April 2014 — The heads of UN humanitarian agencies issued a joint statement on behalf of the millions of people affected by the crisis in the Syrian Arab Republic. The appeal calls on all parties to the conflict to 1) take urgent action to enable unconditional humanitarian access to all people in need; 2) lift the sieges on civilians; and 3) end the indiscriminate bombing and shelling of civilians.