Authors: Minal K Patel; James L Goodson; James P Alexander; Katrina Kretsinger; Samir V Sodha; Claudia Steulet; Marta Gacic-Dobo; Paul A Rota; Jeffrey McFarland; Lisa Menning; Mick N Mulders; Natasha S Crowcroft Journal: MMWR Morb Mortal Wkly Rep Date: 2020-11-13 Impact factor: 17.586