occupational health resume

ok...i'm applying for an occ health position....need advice on cover letter and resume...my only occ health experience is that when i was in the float pool at a hospital abou t8 yrs ago, i had to work in the employee health office for like 2 half days per month...
i have been a nurse for 10 yrs...i have hosp experience...office experience..and have been in home care for 5 yrs...any works of advice for the application process??
thanks!!!