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The difference in mean costs as a pharmacoeconomic outcome variable: power considerations.

Bibliographic reference Bouckaert, André ; Crott, Ralph. The difference in mean costs as a pharmacoeconomic outcome variable: power considerations.. In: Controlled clinical trials, Vol. 18, no. 1, p. 58-64 (1997)
Permanent URL http://hdl.handle.net/2078.1/12300