APA Citation

Egger, M., Schneider, M., & Davey Smith, G. (1998). Spurious precision? Meta-analysis of observational studies. BMJ Group.

Chicago Style Citation

Egger, M., M. Schneider, and G. Davey Smith. Spurious Precision? Meta-analysis of Observational Studies. BMJ Group, 1998.

MLA Citation

Egger, M., M. Schneider, and G. Davey Smith. Spurious Precision? Meta-analysis of Observational Studies. BMJ Group, 1998.

Warning: These citations may not always be 100% accurate.