title: Invited discussion: the true triplication of the thumb: a case of unclassified thumb polydactyly.
authors.affiliation: jupton3@earthlink.net
authors.forename: Joseph
authors.initials: J
authors.lastname: Upton
mesh_terms: D006801:Humans; D050279:Metacarpal Bones / Q000002:abnormalities / Q000601:surgery; D017689:Polydactyly / Q000601:surgery*; D019651:Plastic Surgery Procedures / Q000379:methods*; D009626:Terminology as Topic; D013933:Thumb / Q000002:abnormalities* / Q000601:surgery*