title: Invited commentary.
authors.affiliation: Raymon H. Mulford Library, Medical University of Ohio, Toledo, OH 43614-5805, USA. jgold@meduohio.edu
authors.forename: Jeffrey
authors.initials: J
authors.lastname: Gold
mesh_terms: D019918:Heart Valve Prosthesis Implantation / Q000193:education*; D006801:Humans; D007396:Internship and Residency; D019212:Multimedia; D013663:Teaching / Q000379:methods*; D013903:Thoracic Surgery / Q000193:education*