Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Frailty, a geriatric syndrome with a defined phenotype, which was introduced by Linda Fried and Jeremy Walston; it is widely cited. The importance of this syndrome cannot be overstated: Frailty has an enormous relevance in clinical settings, and there are clear biological bases behind its phenotype.