Reality Rounds has several amazing, heartwrenching posts about life as a NICU nurse, about the ethics of treating or not treating fetuses on the edge of viability. Read in this order:
The Neonatal Intensive Care Unit is a War Zone
Is Letting a 21 Week Premature Baby Die, Considered Health Care Rationing?
NICU Nurses are Baby Killers?
This reminds me of the post I wrote in the middle of my last pregnancy about what I might do if I had an extremely premature baby. I still don't know all of the answers to that question--I am just glad that my two children were born at term, healthy, and ready to be earth-side. I'll give them an extra snuggle tonight.