(Q50158082)
Statements
1 reference
Guidelines for quality assurance in multicenter trials: a position paper. (English)
1 reference
Knatterud GL
1 reference
Rockhold FW
1 reference
George SL
1 reference
Barton FB
1 reference
Davis CE
1 reference
Fairweather WR
1 reference
Honohan T
1 reference
Mowery R
1 reference
O'Neill R
1 reference
1 October 1998
1 reference
19
1 reference
5
1 reference
477-493
1 reference