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 60,000 #HIT100 tweets by signing up for Symplur Signals Professional.
Symplur has over 60,000 #HIT100 tweets going back to July 2012.
Get unrestricted access to all conversations with Symplur Signals.