What does NRN stand for?

What does NRN mean?

NRN	Nation's Restaurant News Community » Media
NRN	National Relief Network Community » Non-Profit Organizations
NRN	National Radio Network Miscellaneous » Unclassified
NRN	Naval Reservist News Community » Media
NRN	Naval Reservist News Governmental » Military
NRN	Northwest Revival Network Community » Religion
NRN	No Return Necessary Medical » Physiology
NRN	Nature Reviews Neuroscience journal Miscellaneous » Journals
NRN	No Reply Necessary Internet » Chat
NRN	Neonatal Research Network Business » Professional Organizations