SANTIAGO DEL ESTERO, Argentina — Argentina changed three of its pack and could debut a tighthead prop against title-chasing South Africa in the Rugby Championship on Saturday. They have replaced them with uncapped tighthead Pedro Delgado, who is from Santiago del Estero, and Ignacio Calles, who has three previous caps. ___ Argentina: Juan Cruz Mallia, Bautista Delguy, Lucio Cinti, Santiago …
The disease that lurks for decades Mundo Sano Chagas disease causes misery in poor communities around the world, and may lead to 10,000 deaths a year. It doesn’t exist,” says Oscar Ledesma Patiño, a pediatric specialist at the Chagas Centre in Santiago del Estero, who has been working on Chagas since the 1970s. “We then called the rest of the …