Some represent nurses in labor matters, malpractice cases or disciplinary proceedings.
The unions, representing teachers, nurses, the police, prison guards and social workers, are seeking 10 percent.
A lobby group representing nurses ran television commercials attacking the Liberals on this point.
The union held 20 elections between 1981 and 1993, but lost 11 of them - including many at hospitals where the union already represented nurses.
A larger strike, set to begin Tuesday, has been called by unions representing 800,000 teachers, nurses, police officers and other civil servants.
The College of Nursing Established in 1949 as a professional body to represent, assist, educate and support nurses.
The foundation represents doctors, nurses and other health-care professionals who are homosexual.
Other contributors are groups representing surgeons, radiation therapists, nurses and the drug industry.
From 1987 until his election in 2004 Nava was a civil litigator, primarily representing nurses and health care practitioners.
The opposition has been joined by much of the state's medical establishment, including organizations representing doctors, hospitals, nurses, and patients.