Psychological Assessment via the Internet: A Reliability and Validity Study of Online (vs Paper-and-Pencil) Versions of the General Health Questionnaire-28 (GHQ-28) and the Symptoms Check-List-90-Revised (SCL-90-R)
Psychological Assessment via the Internet: A Reliability and Validity Study of Online (vs Paper-and-Pencil) Versions of the General Health Questionnaire-28 (GHQ-28) and the Symptoms Check-List-90-Revised (SCL-90-R)
Miguel A Vallejo
, PhD ;
Carlos M Jordán
, MS Psych ;
Marta I Díaz
, PhD ;
María I Comeche
, PhD ;
José Ortega
, MS Psych