OBJECTIVE To analyze geographic access to hospital childbirth in Brazilian municipalities. METHODS Information on deaths and births were analyzed in regards to appropriateness for calculating the infant mortality rate during the period 2005 to 2007, for the 5,564 Brazilian municipalities. Indicators of supply and geographic access to health services were calculated to express hospital childbi...

This paper addresses a computer system capable of integrating, storing, analyzing, and displaying geographic information. Currently, the Geographic Information System is not only limited to cartography but also related to various data management such as natural resource management, environmental impact assessment, and etc. The Internet system allows more geographic information sharing as many u...

Antiretroviral (ARV)-based pre-exposure HIV interventions may soon be rolled out in resource-constrained Sub-Saharan African countries, but rollout plans have yet to be designed. Here we use geospatial modelling and optimization techniques to compare two rollout plans for ARV-based microbicides in South Africa: a utilitarian plan that minimizes incidence by using geographic targeting, and an eg...

the effect of forest roads on the extent and type of fire damage occurred in forests and rangelands of the neka county in mazandaran province was investigated. for this purpose, all fire spots, stand number, percentage and type of injury and damage to tree species, and average diameter at breast height (dbh) were noted with 100% inventory; area and geographic location of access roads were deter...

In the years, routing protocols in wireless sensor networks (WSN) have been substantially investigated by researches Most state-ofthe-art surveys have focused on reviewing of wireless sensor network .In this paper we review the existing secure geographic routing protocols for wireless sensor network (WSN) and also provide a qualitative comparison of them. KeywordsWireless Sensor Network, Sensor...