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.
Frisancho AR, Juliao PC, Barcelona V, Kudyba CE, Amayo G, Davenport G, Knowles A, Sanchez D, Villena M, Vargas E, Soria R. Developmental components of resting ventilation among high- and low-altitude Andean children and adults. Am J Phys Anthropol. 1999 Jul;109(3):295-301. doi: 3.0.CO;2-U">10.1002/(SICI)1096-8644(199907)109:3<295::AID-AJPA2>3.0.CO;2-U