(Q67857403)
Statements
How can we tell if a treatment works? Further thoughts on the randomized controlled trial (English)
1 September 1991
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference