Abstract Background The aim is to assess the validity and reliability of transbronchial needle aspiration (TBNA) of mediastinal and hilar adenopathies and to evaluate factors predictive of TBNA outcome.Methods We performed an analysis of prospectively collected data of patients (n = 580) who underwent TBNA (n = 685) from January 1998 to December 20
The development of cross-border e-commerce logistics services has injected new vitality into the development of international trade, and therefore has become a new hot spot in theoretical research.In order to ensure the healthy development of cross-border e-commerce, it is urgent to build a set of scientific and pantaloni bianchi neonato effective
The aim of this paper is to evaluate the evolution of export performance and competitiveness of Romanian agricultural trade, based on data provided by International pantaloni bianchi neonato Trade Centre.Agriculture represents an important sector for the economic and social development of a country, having do little and bums a major impact on its e
In order to study the performance of ceramic composite projectile penetrating into ceramic composite target, the contrast test and numerical simulations of the penetration of 5x4 tattoo standard projectile and the ceramic composite projectile into a ceramic composite target were conducted.The results show that the penetration performance of ceramic