New England Journal of Medicine

November 10, 2022

Masks cut Covid spread in schools, study finds

In a so-called natural experiment, two Boston school districts maintained masking after mandates were lifted in others, providing a unique comparison. Source link
November 9, 2022

The disease took Zara, then Sara. Could Ayla be saved?

Two sisters in a family died from a genetic disorder. Before a third child was born with the disease, doctors hatched a plan to spare her the consequences. Source link
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