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Communities with survival rates >20%??? What kind of communities are we talking about? —Preceding unsigned comment added by 77.49.239.54 (talk) 17:14, 7 December 2009 (UTC)
Mary Newman edit
The references supporting the claim that Mary Newman introduced the concept are relatively old, and neither are indexed on Pubmed or available online. There are a number of secondary sources easily found to back this up, but I think the ideal one would be a WP:MEDRS-compatible secondary source. JFW | T@lk 09:03, 11 September 2013 (UTC)