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.
Finkelstein EA, Ruhm C, Kosa KM. Economic causes and consequences of obesity. Annu Rev Public Health. 2005;26:239-57.