Richard Slayman received the historic procedure in March. The hospital said it had “no indication” his death was related to the transplant.

In a cautious new paper, scientists tried to determine whether an interactive speech board might enrich the life of a parrot named Ellie.

A bioethicist, she pioneered bedside methods for helping patients, their families and doctors deal with anguishing life-and-death decisions in a high-tech age.

The payment system amounted to one of the most forceful actions taken so far by agriculture officials who have raced to keep up with the spread of the virus among dairy cows.

A psychiatrist, he ran New York-Presbyterian after a landmark merger, improving its patient care and finances and raising money to expand its footprint across the region.

Farmworkers have been exposed to milk infected with the bird flu virus. But there has been virtually no testing on farms, and health officials know little about who may be infected.