(Q24806039)
Statements
Choosing a control intervention for a randomised clinical trial (English)
0 references
1 reference
22 April 2003
0 references
1 reference
1 reference
3
0 references
1
0 references
7
0 references
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
Identifiers
1 reference