1. Injury Statistics for the year ended June 1997;Accident Rehabilitation and Compensation Insurance Corporation,1998
2. Spinal injuries in New Zealand rugby and rugby league — a twenty year survey;Armour;N.Z. Med. J.,1997
3. Spinal injuries in New Zealand rugby and rugby league — a twenty year survey;Armour;N.Z. Med. J.,1997
4. A prospective study of the incidence and nature of injuries to adult rugby players;Clark;South African Med. J.,1990
5. Epidemiology of rugby football injuries;Garraway;Lancet,1995