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   Siderea, Sibylla Bostoniensis (siderea@universeodon.com)'s status on Saturday, 28-Oct-2023 13:56:25 JST Siderea, Sibylla Bostoniensis

   in reply to

   The research paper is

   Doust, BC & Lyon AB (1918) Face Masks in Infections of the Respiratory Tract. Journal of American Medicine. October 12, 1918, p. 1216 - 1219.

   It is available here as images: https://quod.lib.umich.edu/f/flu/7350flu.0016.537/1/--face-masks-in-infections-of-the-respiratory-tract?rgn=full+text;view=image

   Or this permalink:
   http://hdl.handle.net/2027/spo.7350flu.0016.537

   Compliments of the Influenza Encyclopedia ( http://www.influenzaarchive.org )

   🧵