ALSO NOTED: Lipitor ads under fire; MD faces doctor shortage; and much more...

> Federal lawmakers have begun investigating whether the Lipitor ads starring world-famous artificial heart inventor Dr. Robert Jarvik are misleading. Article

> A new study suggests that the state of Maryland has substantially fewer doctors per resident than the national average. Article

> Two Boston hospitals have been hit with a particularly bad outbreak of norovirus. Article

> It's pricing increases all around for Milwaukee-area hospitals. Article

And Finally... Its victims are poor and unseen--so this disease hasn't gotten much attention. But that may be changing. Article