Maintainers for gdcm are Debian Med Packaging Team <debian-med-packaging@lists.alioth.debian.org>.
You may want to refer to the following individual bug pages: gdcm-doc, libgdcm-cil, libgdcm-dev, libgdcm-java, libgdcm-tools, libgdcm2-dev, libgdcm2.8, libgdcm3.0, libgdcm3.0t64, libvtkgdcm-9.1, libvtkgdcm-9.1t64, libvtkgdcm-cil, libvtkgdcm-dev, libvtkgdcm-java, libvtkgdcm-tools, libvtkgdcm2-dev, libvtkgdcm2.8a, libvtkgdcm3.0, python3-gdcm, python3-vtkgdcm.
You might like to refer to the gdcm package page, or to the Package Tracking System.
If you find a bug not listed here, please report it.