Background:The number of countries where nurses are legally permitted to prescribe has grown rapidly due to a variety of extal and intal forces.Despite its inta
Multi-project multi-site location problems are multi-objective combinational optimization ones with discrete variables which are hard to solve. To do so, the ca
Recently,the mortality of 240 causes in China including a subnational analysis during 1990-2013 was published in The Lancet.This comprehensive analysis will und