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SIM.3676
SIM.3676
http://dx.doi.org/10.1002/SIM.3676
Some design issues in phase 2B vs phase 3 prevention trials for testing efficacy of products or concepts
P356
Q34090592-61C08B2A-CE4D-41C7-BB55-96A8E75953AE
P356
SIM.3676
http://dx.doi.org/10.1002/SIM.3676