“…Whereas Neugebauer in 1937 considered murder by hanging an "extreme rarity" that required a "great imbalance of power" between victim and offender, 14 Mayne remarked only five years later that murder by hanging was "not at all uncommon" and that physical superiority was quite often replaced by intellectual superiority. 15 Recent estimates suggest a ratio of homicide versus suicide of 1:1900, 16 1:1000 2 or even up to 1:100, taking into account a high number of unreported cases and at the same time a low autopsy rate.…”