From aef41836ff7b05462a9686f8670ad9fa729c34b4 Mon Sep 17 00:00:00 2001
From: "David A. Madore" <david+git@madore.org>
Date: Wed, 4 Mar 2020 22:58:08 +0100
Subject: Thread about the effects of closing schools.

---
 covid19-links.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/covid19-links.md b/covid19-links.md
index 2ca2b42..d7404a9 100644
--- a/covid19-links.md
+++ b/covid19-links.md
@@ -36,6 +36,12 @@
 
 ## Topical or time-specific links: ##
 
+* [Twitter thread by Nicholas
+  A. Christakis](https://twitter.com/NAChristakis/status/1235204443362205699)
+  (on 2020-03-04) on the benefits of closing schools, based on a study
+  of the effects of the 1918 flu pandemic; key message: closing early
+  is important.
+
 * Two hour-long live interviews \[in French\] by Brut: [Arnaud
   Fontanet (epidemiologist at the Institut Pasteur)] on 2020-02-26,
   and [Éric Caumes (head of the department of infectious diseases at
-- 
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