الوصول الحر: https://lup.lub.lu.se/record/2072146Testhttp://dx.doi.org/10.1093/hmg/ddr226Testhttp://www.ncbi.nlm.nih.gov/pubmed/21593217Test
الإتاحة: https://doi.org/10.1093/hmg/ddr226Testhttp://hdl.handle.net/2336/223211Test