STRANGLED WITH NECKLACE

Here are some articles on strangulation by necklace.
Nun strangled with rosary beads:

http://www.portalofnews.com/stories.php?poeurlid=13156

Woman strangled by her own necklace:
http://www.mirror.co.uk/news/top-stories/2006/05/23/exclusive-was-gran-strangled-with-own-necklace-115875-17116052/

And another one:

http://www.dailymail.co.uk/news/article-1162828/Freed-man-spent-27-years-prison-murder-didnt-commit.html

Child accidentally strangled on trampoline:

http://news.google.com/newspapers?nid=1356&dat=19911223&id=XBcVAAAAIBAJ&sjid=WwcEAAAAIBAJ&pg=3699,1500555

In child abuse case:http://bjr.birjournals.org/cgi/content/abstract/66/792/1186


Accidental in child:


http://linkinghub.elsevier.com/retrieve/pii/S0196064495701249

Paedophile strangulation of child by necklace:


http://www.bernardomahoney.com/forthcb/pdt/sharticles/hwlnftm.shtml
There are more probably more examples of ritualistic murders, auto erotic and accidental deaths due to strangulation by necklace.