title: The law of the instrument.
authors.affiliation: Department of Surgery, Saint Louis University, Center for Comprehensive Cardiovascular Care, St Louis, Mo. Electronic address: rlee@slu.edu.
authors.forename: Richard
authors.initials: R
authors.lastname: Lee
mesh_terms: D002312:Cardiomyopathy, Hypertrophic / Q000601:surgery*; D005260:Female; D006346:Heart Septum / Q000601:surgery*; D006801:Humans; D008297:Male