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Book reviews : Lemeshow S, Homser DW Jr, Klar J, Lwanga SK 1990: Adequacy of sample size in health studies. Chichester: John Wiley & Sons for WHO. 25.00
E. GoetghebeurYear:
1992
Language:
english
DOI:
10.1177/096228029200100108
File:
PDF, 98 KB
english, 1992