CARLA K. JOHNSON
AP Medical Writer
On his return from China last week, Dr. Ian Lipkin quarantined himself in his basement. His wife now puts his food on the stairs. He's run out of things to watch on Netflix. At odd hours, he walks in New York's Central Park, keeping 10 feet away from others.
Lipkin is among hundreds of people in the U.S. and thousands around the world who, although not sick, live in semi-voluntary quarantine at home. With attention focused on quarantined cruise ships and evacuees housed on U.S. military bases, those in their own homes have largely escaped notice.
They, too, experts say, play a crucial role in slowing the spread of the new viral disease now called COVID-19.
Most cases and nearly all deaths have been in mainland China. Around the world, authorities ar
