Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Virtually everyone has taken antibiotics. They can be lifesavers -- or they can be useless. But what are they? How are they used? And what happens as the effectiveness of antibiotics begins to decline?