Edwards T, Cadigan RJ, Evans JP, Henderson GE. Biobanks containing clinical specimens: defining characteristics, policies, and practices. Clin Biochem. 2014 Mar;47(4-5):245-51. doi: 10.1016/j.clinbiochem.2013.11.023
Aguado J, Campbell A, Ascaso C, Navarro P, Garcia-Esteve L, Luciano JV. Examining the factor structure and discriminant validity of the 12-Item General Health Questionnaire (GHQ-12) among Spanish postpartum women. Assessment. 2012 Dec 19;19(4):517-25.