HSE First aid management for harness suspension when working at height. Updated09.09.08
http://www.hse.gov.uk/falls/harness.htm

The Confined Spaces Regulations 1997
http://www.opsi.gov.uk/si/si1997/19971713.htm

NARC
http://www.narc.co.uk/

MFC
http://www.mfc-survival.net/index.php?option=com_content&view=frontpage&Itemid=1

THE INTERNATIONAL EMERGENCY TECHNICAL RESPONSE INSTITUTE
http://www.fire.org.uk/IETRI/GPDEdisplay.php

Emergency Planning Society
http://www.the-eps.org/

Ambulance Service Institute
http://www.asi-international.com/

The Medical Training Authority
http://www.medicalauthority.com/

NASAR
http://www.nasar.org/nasar/