APA (7th ed.) Citation

Collins, G., & Altman, D. (2009). QRISK validation and evaluation Authors' reply.

Chicago Style (17th ed.) Citation

Collins, G., and D. Altman. QRISK Validation and Evaluation Authors' Reply. 2009.

MLA (9th ed.) Citation

Collins, G., and D. Altman. QRISK Validation and Evaluation Authors' Reply. 2009.

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