2. Van-Nagell JR Jr, DePriest PD, Puls LE, et al: Ovarian cancer screening in asymptomatic postmenopausal women by transvaginal sonography. Cancer 1991; 68: 458-462

3. Sparks JM, Varner RE: Ovarian cancer screening. Obstet Gynecol 1991; 77: 787-792

4. Bourne TH, Whitehead MI, Campbell S, et al: Ultrasound Screening for familial ovarian cancer. Gynecol Oncol 1991; 43: 92-97

5. Creasman WT, DiSaia PJ: Screening in ovarian cancer. Am J Obstet Gynecol 1991; 165: 7-10

6. Koch M, Gaedke H, Jenkins H: Family history of ovarian cancer patients: a case-control study. Int J Epidemiol 1989; 18: 782-785

7. Ponder B, Easton D, Peto J: Risk of ovarian cancer associated with a family history: Preliminary report of the OPCS study. In: Ovarian Cancer: Biological and therapeutic challenges. London: Chapman and Hall Medical, 1990

8. The Cancer and Steroid Hormone Study of the Centers for Disease Control and the National Institute of Child Health and Human Development: The reduction in risk of ovarian cancer associated with oral contraceptive use. N Engl J Med 1987; 316: 650-655

9. ACOG Technical Bulletin Number 141- May 1990. Cancer of the Ovary. Int J Gynecol Obstet 1991: 35: 359-366

10. van Nagell JR Jr: Ovarian cancer screening. [Editorial] Cancer 1991; 68: 679-680

11. Andolf E, Jorgensen C: A prospective comparison of clinical ultrasound and operative examination of the female pelvis. J Ultrasound Med 1988; 617: 617-620

12. Goswamy RK, Campbell S, Whitehead MI: Screening for ovarian cancer. Clin Obstet Gynaecol 1983; 10: 621-643

13. Andolf E, Svalenius E, Astedt B: Ultrasonography for early detection of ovarian carcinoma. Br J Obstet Gynaecol 1986; 93: 1286-1289

14. Campbell S, Bhan V, Royston P, et al: Transabdominal ultrasound screening for early ovarian cancer. BMJ 1989; 299: 1363-1367

15. Campbell S, Royston P, Bhan V, et al: Novel screening strategies for early ovarian cancer by transabdominal ultrasonography. Br J Obstet Gynaecol 1990; 97: 304-311

16. van Nagell J, Higgins R, Donaldson E, et al: Transvaginal sonography as a screening method for ovarian cancer. A report of the first 1000 cases screened. Cancer 1990; 65: 573-577

17. Rodriguez MH, Platt LD, Medearis AL, et al: The use of transvaginal sonography for evaluation of postmenopausal ovarian size and morphology. Am J Obstet Gynecol 1988; 159: 810-814

18. Bourne T, Campbell S, Steer C, et al: Transvaginal colourflow imaging: a possible new screening technique for ovarian cancer. BMJ 1989; 299: 1367-1370

19. Tholander B, Taube A, Lindgren A, et al: Pretreatment serum levels of CA 125, carcinoembryonic antigen, tissue polypeptide antigen, and placental alkaline phosphatase, in patients with ovarian carcinoma, borderline tumours, or benign adnexal masses: relevance for differential diagnosis. Gynecol Oncol 1990; 39: 16-25

20. Kudlacek S, Schieder K, Kolbl H, et al: Use of CA 125 monoclonal antibody to monitor patients with ovarian cancer. Gynecol Oncol 1989; 35: 323-329

21. O'Connell GJ, Ryan E, Murphy KJ, et al: Predictive value of CA125 for ovarian carcinoma in patients presenting with pelvic masses. Obstet Gynecol 1987; 70: 930-932

22. Patsner B: Preoperative serum CA 125 levels in early stage ovarian cancer. Eur J Gynaecol Oncol 1990; 11: 319-321

23. Zurawski VR, Broderick SF, Pickens P, et al: Serum CA 125 levels in a group of nonhospitalized women: relevance for the early detection of ovarian cancer. Obstet Gynecol 1987; 69: 606-611

24. Zurawski VR, Knapp RC, Einhorn N, et al: An initial analysis of preoperative serum CA 125 levels in patients with early stage ovarian carcinoma. Gynecol Oncol 1988; 30: 7-14

25. Skates SJ, Singer DE: Quantifying the potential benefit of CA 125 screening for ovarian cancer. J Clin Epidemiol 1991; 44: 365-380

26. Chen DX, Schwartz PE, Li XG, et al: Evaluation of CA 125 levels in differentiating malignant from benign tumours in patients with pelvic masses. Obstet Gynecol 1988; 72: 23-27

27. Malkasian GD, Knapp RC, Lavin PT, et al: Preoperative evaluation of serum CA 125 levels in premenopausal and postmenopausal patients with pelvic masses: discrimination of benign from malignant disease. Am J Obstet Gynecol 1988; 159: 341-346

28. Zurawski VR, Orjaseter H, Andersen A, et al: Elevated serum CA 125 levels prior to diagnosis of ovarian neoplasia: relevance for early detection of ovarian cancer. Int J Cancer 1988; 42: 677-680

29. Zurawski VR, Sjovall K, Schoenfeld DA, et al: Prospective evaluation of serum CA 125 levels in a normal population, Phase I: the specificities of single and serial determinations in testing for ovarian cancer. Gynecol Oncol 1990; 36: 299-305

31. Jacobs I, Stabile I, Bridges J, et al: Multimodal approach to screening for ovarian cancer. Lancet 1988; 1: 268-271

32. Trimbos JB, Schueler JA, van der Burg M, et al: Watch and wait after careful surgical treatment and staging in well-differentiated early ovarian cancer. Cancer 1991; 67: 597-602

33. Monga M, Carmichael JA, Shelley WE, et al: Surgery without adjuvant chemotherapy for early epithelial ovarian carcinoma after comprehensive surgical staging. Gynecol Oncol 1991; 43: 195-197

34. Young RC, Walton LA, Ellenberg SS, et al: Adjuvant therapy in stage I and stage II epithelial ovarian cancer. Results of two prospective randomized trials. N Engl J Med 1990; 322: 1021-1027

35. Klaassen D, Shelley W, Starreveld A, et al: Early stage ovarian cancer: a randomized clinical trial comparing whole abdominal radiotherapy, melphalan, and intraperitoneal chromic phosphate: a National Cancer Institute of Canada Clinical Trials Group report. J Clin Oncol 1988; 6: 1254-1263

36. Dembo A, Bush R, Beale F, et al: Radiotherapy in early stage ovarian cancer. Cancer Treatment Reports 1979; 63: 249-154

37. Buchsbaum HJ, Brady MF, Delgado G, et al: Surgical staging of carcinoma of the ovaries. Surg Gynecol Obstet 1989; 169: 226-232

38. Snider DD, Stuart GC, Nation JG: Evaluation of surgical staging in stage I low malignant potential ovarian tumours. Gynecol Oncol 1991; 40: 129-132

39. Lucas JA, Roberts WS, Kavanagh JJ, et al: Restaging laparotomy and ovarian cancer. South Med J 1988; 81: 584-587

40. van Lith JM, Bouma J, Aalders JG, et al: Role of an early second-look laparotomy in ovarian cancer. Gynecol Oncol 1989; 35: 255-258