Cite
HARVARD Citation
Alexander, F. et al. (1989). Randomisation by cluster and the problem of social class bias.. Journal of epidemiology and community health. 43 (1), pp. 29-36. [Online].
This is an interim version of our Electronic Legal Deposit Catalogue-eJournals and eBooks while we continue to recover from a cyber-attack.
Alexander, F. et al. (1989). Randomisation by cluster and the problem of social class bias.. Journal of epidemiology and community health. 43 (1), pp. 29-36. [Online].