ERISA Preemption and MCO Liability: The Court's Search in Aetna Health Inc. v. Davila for Congress's Elusive Intent.

Evaluates the interpretation of the case law doctrine based on preemption under the Employee Retirement Income Security Act (ERISA), considered by the U.S. Supreme Court in Aetna Health Inc. v. Davila. Analysis of the text on preemption under ERISA; Effects of managed care on ERISA; Types of preemption that courts may consider when handling an ERISA health care case.