Refer to the passage below and then answer the question afterwards in the same language as the passage:

Passage: Prevention includes vaccination, environmental measures and appropriate treatment of other health problems. It is believed that, if appropriate preventive measures were instituted globally, mortality among children could be reduced by 400,000; and, if proper treatment were universally available, childhood deaths could be decreased by another 600,000.

Question: how many child-deaths would be avoided if good treament was available globally?
600,000