(Q36938220)
Statements
1 reference
The importance and role of intracluster correlations in planning cluster trials (English)
1 reference
Beth A Reboussin
1 reference
John S Preisser
1 reference
Eun-Young Song
1 reference
Mark Wolfson
1 reference
1 September 2007
1 reference
1 reference
552-560
1 reference
1 reference
1 reference
Identifiers
1 reference
1 reference
1 reference