EditorialIvan Sanchez, a 30-year-old military veteran, breathes with the help of a extracorporeal membrane oxygenation machine in the COVID medical Intensive Care Unit at Houston Methodist Hospital, July 16, 2020. (Erin Schaff/The New York Times)
EditorialA specialized machine that performs extracorporeal membrane oxygenation, or ECMO, in Boston, Mass. on April 16, 2020. (Kayana Szymczak/The New York Times)