(Q43455784)
Statements
1 reference
Allocation concealment in clinical trials (English)
1 reference
1 reference
Douglas G Altman
1 reference
Kenneth F Schulz
1 reference
1 November 2002
1 reference
1 reference
288
1 reference
19
1 reference
2406-7; author reply 2408-9
1 reference
Identifiers
1 reference
1 reference