What do you think are the major challenges in conducting a clinical trial over the internet?

Answers:
unreliability of observations, not imperical observations and may untruthful answers from jokers..

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getting accurate demographics

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You can't give a pill via a web browser?

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Having no idea who you are actually clinically trialing? People have been know to invent themselves. A 45+ paedophile may posse as an 13 yr old girl just to get photo's that they are after. (Just an example).

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