Mangel AW, Lothman K. Pulse synchronized contractions (PSCs): a call to action - Editorial. Open J Cardiol Heart Dis. 2018 Jan 29;1(2).
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.