@phdthesis{Lehr2016,
author = {Lehr, Katharina},
year = {2016},
title = {Vergleich konventioneller Untersuchungsmethoden zur 3D-Ultraschalldiagnostik
der Gallenwege},
type = {Dissertation},
url = "http://dx.doi.org/10.17169/refubium-7496",
}