http://spiritualscientific.com/yahoo_site_admin/assets/docs/Near_Death_Experiences_and_Death_Related_Visions_in_Children_Implications_for_the_Clinician.65195853.pdf
https://iands.org/research/publications/journal-of-near-death-studies.html
http://www.philosopher.eu/others-writings/a-j-ayer-what-i-saw-when-i-was-dead/
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