Grant, A., Altman, D., Babiker, A., Campbell, M., Clemens, F., Darbyshire, J., . . . Wallace, S. (2005). Issues in data monitoring and interim analysis of trials.
Chicago-čujuhus (17. p.)Grant, A., et al. Issues in Data Monitoring and Interim Analysis of Trials. 2005.
MLA-čujuhus (9. p.)Grant, A., et al. Issues in Data Monitoring and Interim Analysis of Trials. 2005.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.