Garcia-Esteve L, Torres A, Navarro P, Aguado J, Ascaso C. Maternidad the planned y psicomorbilidad: un riesgo evitable / Unplanned pregnancy and psychological morbidity: an avoidable risk. Fac Med Barc. 2005 Jul;32(3):111-8.
Buchner DA, Graboys TB, Johnson K, Mordin MM, Goodman L, Partsch DS, Goss TF. Development and validation of the ITG Health-Related Quality-of- Life Short-Form measure for use in patients with coronary artery disease. Integrated Therapeutics Group. Clin Cardiol. 2001 Aug;24(8):556-63.