Aymé, S.; Schmidtke, J. (december 2007). "Networking for rare diseases: a necessity for Europe". Bundesgesundheitsblatt Gesundheitsforschung Gesundheitsschutz.50 (12): 1477-83. PMID18026888DOI:10.1007/s00103-007-0381-9
nih.gov
ncbi.nlm.nih.gov
Aymé, S.; Schmidtke, J. (december 2007). "Networking for rare diseases: a necessity for Europe". Bundesgesundheitsblatt Gesundheitsforschung Gesundheitsschutz.50 (12): 1477-83. PMID18026888DOI:10.1007/s00103-007-0381-9