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J.1552-4604.1975.TB05919.X
J.1552-4604.1975.TB05919.X
http://dx.doi.org/10.1002/J.1552-4604.1975.TB05919.X
A clinical trial design avoiding undue placebo treatment.
P356
Q41067162-ED7A28C6-0A29-484A-8CE5-8417A6FAE392
P356
J.1552-4604.1975.TB05919.X
http://dx.doi.org/10.1002/J.1552-4604.1975.TB05919.X