title: A firm foundation.
authors.affiliation: Center for Comprehensive Cardiovascular Care, Saint Louis University, Saint Louis, Mo.
authors.forename: Dawn S
authors.initials: DS
authors.lastname: Hui
authors.affiliation: Center for Comprehensive Cardiovascular Care, Saint Louis University, Saint Louis, Mo. Electronic address: rlee@slu.edu.
authors.forename: Richard
authors.initials: R
authors.lastname: Lee