471 U.S. 724 471 U.S. 724 105 S.Ct. 2380 85 L.Ed.2d 728 METROPOLITAN LIFE INSURANCE COMPANY, Appellant,v.Commonwealth of MASSACHUSETTS. TRAVELERS INSURANCE COMPANY, Appellant, v. Commonwealth of MASSACHUSETTS. Nos. 84-325, 84-356. Argued Feb. 26, 1985. Decided June 3, 1985. Syllabus A Massachusetts statute (§ 47B) requires that certain minimum mental-health-care benefits be provided a Massachusetts resident […]