abstract consensus in the international community has grown over the past two years that hiv/aids poses a threat to development, security, and economic growth. a few studies over the last ten years have looked at the impact on workers and their employers. with momentum building to prevent new infections and treat those already afflicted, more information is needed to assess economic impacts and...

there is an impression that basal cell carcinomas (bcc) occurring in younger population may be of more invasive behavior in comparison to those arising in older patients. the purpose of this study was to investigate this hypothesis by comparing the histological types of bcc in a large cohort of young and old patients. a total of 287 histological reports and clinical records were evaluated. a co...

the age and growth of the persian sturgeon, acipenser persicus, obtained from the iranian coastal waters of the caspian sea, were studied through analysis of the pectoral fin ray section from 180 specimens, ranging in fork length (fl) from 66 to 203 cm. the specimens were obtained from commercial fisheries between october 2008 and june 2010. interpretation of growth bands in the pectoral fin ra...

BACKGROUND Few studies in low-income settings analyse linear growth trajectories from foetal life to pre-adolescence. The aim of this study is to describe linear growth and stunting from birth to 10 years in rural Bangladesh and to analyse whether maternal and environmental determinants at conception are associated with linear growth throughout childhood and stunting at 10 years. METHODS AND ...