Jeuland M, Maskery B, Cook J, Poulos C, Clemens J, Lauria D, Stewart J, Lucas M, Whittington D. Incorporating cholera vaccine herd protection into economic cost-benefit and cost-effectiveness models. Procedia Vaccinol. 2010;2(2010):140-6. doi: 10.1016/j.provac.2010.07.006
Navarro P, Ascaso C, Garcia-Esteve L, Aguado J, Torres A, Martín-Santos R. Postnatal psychiatric morbidity: a validation study of the GHQ-12 and the EPDS as screening tools. General Hospital Psychiatry. 2007 Jan;29(1):1-7.