claim: There is a mental disorder called Dissociative identity disorder.
evidence: Fiji Rugby Union -LRB- FRU -RRB- is the governing body for the sport of rugby union in Fiji .. rugby union in Fiji. rugby union in Fiji. It is divided into over 30 provincial unions .. The Fiji Rugby Union is a member of the Pacific Islands Rugby Alliance -LRB- PIRA -RRB- , along with Samoa and Tonga .. PIRA. Pacific Islands Rugby Alliance. Pacific Islands Rugby Alliance. Pacific Islands Rugby Alliance. Samoa. Samoa Rugby Football Union. Tonga. Tonga Rugby Football Union. There are approximately 80,000 registered players from a total population of around 950,000 .