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@cck197 @realDaveFeldman Are you suggesting that an observational study is more important than a variety of mechanistic and interventional studies? https://t.co/KIeE9zNplC
@cck197 @realDaveFeldman Are you suggesting that an observational study is more important than a variety of mechanistic and interventional studies? https://t.co/KIeE9zNplC