The Gynaeseal diaphragm tampon.
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D002986:Clinical Trials as Topic; D003274:Contraceptive Devices, Female; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D010061:Ovulation Detection / Q000379:methods; D011446:Prospective Studies; D013630:Tampons, Surgical; D002583:Uterine Cervical Neoplasms / Q000517:prevention & control