David A. Kessler MD (@davidakesslermd) 's Twitter Profile
David A. Kessler MD

@davidakesslermd

Prof @UCSFPediatrics @UCSF_Epibiostat. My "formers" - Chief Science Officer, Covid Response @HHSGov @POTUS; Commissioner @US_FDA; Dean @YaleMed & @UCSFMedicine

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calendar_today09-08-2010 14:43:55

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