Vargas T, Martinez-Garcia A, Antequera D, Vilella E, Clarimon J, Mateo I, Sanchez-Juan P, Rodriguez-Rodriguez E, Frank A, Rosich-Estrago M, Lleo A, Molina-Porcel L, Blesa R, Gomez-Isla T, Combarros O, Bermejo-Pareja F, Valdivieso F, Bullido MJ and Carro E (2010). IGF-I gene variability is associated with an increased risk for AD.&