Dates include January 1995-December 2002
1 exp Ovarian Neoplasms/ or ovarian cancer.mp.
2 exp Mass Screening/ or screening.mp.
3 exp Physical Examination/ or pelvic exam$.mp.
4 exp Vaginal Smears/ or pap smear.mp.
5 exp Tumor Markers, Biological/ or tumor markers.mp.
6 ultrasound imaging.mp. or exp Ultrasonography/
7 2 or 3 or 4 or 5 or 6
8 1 and 7
9 limit 8 to yr=1995-2002
10 limit 9 to (human and English language)
11 limit 10 to (clinical trial or clinical trial, phase i or clinical trial, phase ii or clinical trial, phase iii or clinical trial, phase iv or controlled clinical trial or meta analysis or multicenter study or practice guideline or randomized controlled trial)
12 exp clinical trials/ or clinical trial$.mp.
13 exp Epidemiologic Studies/ or epidemiologic studies.mp.
14 cohort stud$.mp.
15 12 or 13 or 14
16 10 and 15
17 11 or 16
18 from 17 keep 1-600