
Nate Silver @NateSilver538
As an aside, while in theory you could use data on metrics such as ER visits (see below) & even Google searches (see earlier thread) to see *when* the outbreak started in NYC, it's complicated by the fact that NYC had a fairly bad flu season. https://t.co/9w6hrcMO1Y https://t.co/uN3JHROaaV — PolitiTweet.org