
A patient enrolled in Pfizer's COVID-19 coronavirus vaccine clinical trial receives a shot at the University of Maryland School of Medicine in Baltimore.
Credit: University of Maryland School of Medicine/AP
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The scientists who developed the Pfizer/BioNTech Covid-19 vaccine are a Turkish-German power couple
Scientists Ugur Sahin and Ozlem Tureci have dedicated their lives to the field of oncology and infectious diseases, and spent years pioneering personalized immunotherapy treatments for cancer.

