Alt.tv.er board -
A summary of many of the spoilers floating around different ER
Wanda at E!
A not very reliable source for spoilers but a source none the less.
On the ER spoilers message board you can find some sources posting
The best ER reviews around in my opinion.
Television Without Pity - ER
Some people love these reviews others hate them. I like them just
because they make me laugh every now and then.
NBC's ER site
NBC Media Village - ER
The ER Blog
ER news updated several times a week.
Where The Heart Is
My favorite site for downloads and screencaps.