title: Eighteen-year evolution from the Lillehei-Kaster valve to the Omni design.
authors.affiliation: Medical Incorporated, Inver Grove Heights, Minnesota 55077.
authors.forename: A A
authors.initials: AA
authors.lastname: Mikhail
authors.forename: R
authors.initials: R
authors.lastname: Ellis
authors.forename: S
authors.initials: S
authors.lastname: Johnson
mesh_terms: D001672:Biocompatible Materials; D006350:Heart Valve Prosthesis / Q000009:adverse effects / Q000266:history*; D049673:History, 20th Century; D008943:Mitral Valve; D011474:Prosthesis Design; D013927:Thrombosis / Q000209:etiology / Q000517:prevention & control
chemical_list: D001672:Biocompatible Materials