Time period is set incorrectly
You can only get 30 days of history on this type of hashtag (conference, disease, other).
Only Patient and Community Tweet Chats are supported for free by Symplur without such limits.
Access over 600 #apmec tweets by signing up for Symplur Signals Professional.
Symplur has over 600 #apmec tweets going back to January 2013.
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