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Arachnodactyly and kinked tail in skeletal morphology mutant 1 (Skm1). Radiographs of normal (A–C) and Skm1 (B–D) manus (A, B) and pes (C, D). Phalanges are indicated by arrowheads. (E) Radiograph of the tail of Skm1. The hemivertebrae and fused vertebrae are indicated by arrowheads.
