Here are some of the resources from my July 19th talk on NFC:
NFC-self testing for medical conditions
http://bit.ly/r4ARlN
NFC specifications:
http://www.nfc-forum.org/specs/
Android NFC API:
http://bit.ly/prbmnJ
NFC tags:
http://www.buynfctags.com/
http://www.tagage.net/ (custom artwork)
darylchymko.ca 