„Athyglisbrestur“: Munur á milli breytinga

* [http://adhd-npf.com/english-adhd-history-1798-alexander/ The History of ADHD: 1798, Alexander Crichton, with pictures of the original works and sources. ADHD och ADD Uppmärksammas Koncentrerat Digest]

* [http://adhd-npf.com/history-of-adhd-1902-sir-george/ The History of ADHD: 1902 with some original pictures of Sir George Frederick Still and his work. ADHD och ADD Uppmärksammas Koncentrerat Digest]

 

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