While I certainly don't have all the answers to these questions, research and common sense draw some pretty hard conclusions. (challengesuccess.org)
¦ We would urge caution about drawing hard conclusions from regional differences appearing in the survey.» (carbonbrief.org)
Some are just people's opinions which mean little and some are EPI surveys — and we all know that EPI surveys are only good for making associations which should then lead to controlled studies, not hard conclusions. (nutritionfacts.org)