Vatican authorities said Monday that Pope Francis has a complex infection in his respiratory system and will require more targeted drug treatment. Here's what to know.

There is no evidence that post-mortem samples were taken from a premature baby after his death, a hospital boss has said.

There is no evidence that post-mortem samples were taken from a premature baby after his death, a hospital boss has said.

What is a polymicrobial respiratory tract infection? Essentially, it means there’s a mix of bacteria, viruses, fungi, or ...