It has been extremely difficult to determine what proportion of the fluid recovered by lavage represents alveolar fluid from the distal airways and alveoli, so-called epithelial lining fluid (ELF).

In the high-stakes battle against respiratory infections from avian flu to COVID-19 scientists have uncovered an unlikely ...

Dear Doctors: My best friend has breast cancer that has spread to her lymph nodes, and she needs to have a double mastectomy. Can you please talk about how all of this can psychologically affect you?