The Alfelder Schlafapnoe- Gesellschaft (ASG),
is the oldest self- help group for Sleep Apnea
in Germany - founded 1993 , with 110 members - 
The ASG installed the museum of snoring Alfeld in the year 2000.
Leader: Rolf Rosenkranz: Fon.: +49 5181/24698.
second Leader: Helmut Richter;
editor of the member- journal “Siebenschläfer” - Werner Stumpe;
medical advisor - Prof.as. Josef A. Wirth;

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