in today’s competitive transportation systems, passengers search to find traveling agencies that are able to serve them efficiently considering both traveling time and transportation costs. in this paper, we present a new model for the traveling salesman problem with multiple transporters (tspmt). in the proposed model, which is more applicable than the traditional versions, each city has diffe...

In today’s competitive transportation systems, passengers search to find traveling agencies that are able to serve them efficiently considering both traveling time and transportation costs. In this paper, we present a new model for the traveling salesman problem with multiple transporters (TSPMT). In the proposed model, which is more applicable than the traditional versions, each city has diffe...

Background High quality laboratory diagnosis is critical for any tuberculosis (TB) control program. Reliable and accurate laboratory testing depends on collecting high quality specimens, using careful collection methods, and properly storing and transporting specimens. Although various guidelines for proper collection and handling exist in Indonesia, there was no data on health worker complianc...