3 ms·
Yeah, ideally you'd use an active placebo (same side effects as the active drug) but that's hard to do well and presumably wasn't a priority.
by disgruntledphd2 6y ago
Yeah, ideally you'd use an active placebo (same side effects as the active drug) but that's hard to do well and presumably wasn't a priority.
- tim333 6y agoFor at least some of the Oxford trials they used a "widely available meningitis vaccine."