APA Citation

Keiding, N., & Keiding, N. (1993). Delayed entry, the prevalent cohort study and survival synthesis. Denmark: Universidad of Copenhagen, Statistical Research Unit..

Chicago Style Citation

Keiding, Niels, and Niels Keiding. Delayed Entry, the Prevalent Cohort Study and Survival Synthesis. Denmark: Universidad of Copenhagen, Statistical Research Unit., 1993.

MLA Citation

Keiding, Niels, and Niels Keiding. Delayed Entry, the Prevalent Cohort Study and Survival Synthesis. Denmark: Universidad of Copenhagen, Statistical Research Unit., 1993.

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