Em 2017 o transporte ferroviário no Brasil cobria cerca de 21% do total de cargas e era cerca de 30% mais econômico em comparação ao transporte rodoviário. O governo brasileiro anunciou investimentos no valor de mais de US$ 7,5 bilhões para o setor ferroviário (GLOBAL…, 2019).

I am cautiously optimistic about the emergence of so-called “liquid biopsies” that seek to detect the presence of cancers via a blood test.[*11] These are used in two settings: to detect recurrences of cancer in patients following treatment and to screen for cancers in otherwise healthy patients, a fast-moving and exciting field called multicancer

Roraima also reflected, in a particularly acute form, the general dilemma shared by all of Brazil’s Amazon states. It has abundant natural wealth – fertile land, plentiful water and rich deposits of gold, diamonds and other valuable minerals – but its ability to take advantage of this is limited. More perhaps than anywhere else in Brazil, businesse