Julie DeVuono and Marissa Urraro, of New York, were arrested last week and charged with forgery after making more than a million dollars in less than three months, authorities said.
Called preprint servers, these free sites allow the public to read such studies before their formal publication. They are shifting how people approach new research, experts say.
Obstetricians already routinely screen women for hepatitis B, HIV and syphilis, but not always for hepatitis C, even though the disease is often more prevalent.
Most Americans believe that getting vaccinated is important to ending the pandemic, but Democrats are much more likely to think widespread immunization is needed.