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Only for comments about the content of the book:
Dr. Gerd Herold
Bernhard-Falk-Str. 27
D - 50737 Köln
Germany
Fax +49 221 9578400
Tax number: DE 122882462
gerd@herold-internal-medicine.com
Dr. Herold does not distribute the (e)book himself and can not provide technical support.
It is distributed by Lulu.com, so for any technical questions ask their support please.
Webmaster: Dr. Björn H. Gemein
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