NEWS
March 7, 1994 | KAREN TUMULTY, TIMES STAFF WRITER
The Texas Medical Center in Houston, the nation's largest and richest health complex, pours $4 billion a year into cutting-edge research and care. Insured patients at Houston's Methodist Hospital are met with valet parking, uniformed bellhops and a 24-hour concierge. Dallas has more multimillion-dollar magnetic resonance imaging machines than the entire country of Canada--and Houston has even more than Dallas.