Influence of angulation on metacarpal bone mineral density measurements using digital X-ray radiogrammetry. - Alexander Pfeil; Diane M. Renz; Rosemarie Fröber; Andreas Hansch; Gabriele Lehmann; Julia Sommerfeld; Ansgar Malich; Gunter Wolf; Joachim Böttcher (Int. J. Comput. Assist. Radiol. Surg., 2015)