Differential stability of 2′F-ANA?RNA and ANA?RNA hybrid duplexes: roles of structure, pseudohydrogen bonding, hydration, ion uptake and flexibility URL: http://nar.oxfordjournals.org/content/38/7/2498.abstract Authors: Watts, / Martín-Pintado, / Gómez-Pinto, / Schwartzentruber, / Portella, / Orozco, Modesto / González, Cecilia / Dhama,