Attachments
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Research
JAMA, Web page
Please link to the article in online versions of your report (the URL will go live after the embargo ends).
Journal/
conference: JAMA Network Open
conference: JAMA Network Open
Research:Paper
Organisation/s:
Kaiser Permanente Southern California, USA
Funder:
This study was funded through the Vaccine Safety Datalink under contract No. 200-2012-
53580 from the Centers for Disease Control and Prevention.