Cita APA (7th ed.)

Fielding, S., Maclennan, G., Cook, J., & Ramsay, C. (2008). A review of RCTs in four medical journals to assess the use of imputation to overcome missing data in quality of life outcomes.

Cita Chicago (17th ed.)

Fielding, S., G. Maclennan, J. Cook, i C. Ramsay. A Review of RCTs in Four Medical Journals to Assess the Use of Imputation to Overcome Missing Data in Quality of Life Outcomes. 2008.

Cita MLA (9th ed.)

Fielding, S., et al. A Review of RCTs in Four Medical Journals to Assess the Use of Imputation to Overcome Missing Data in Quality of Life Outcomes. 2008.