BUG: Slice thickness was incorrect
BUG: Slice thickness was incorrect

Former-commit-id: 75c636a8e85ef8eff32727171e9691caf19fdde4
neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox,neuropoly/spinalcordtoolbox