Gabbay, Mark B A randomized crossover trial of the impact of additional spermicide on condom failure rates. [electronic resource] - Sexually transmitted diseases Oct 2008 - 862-8 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1537-4521 Standard No.: 10.1097/OLQ.0b013e31817fb802 doi Subjects--Topical Terms: AdolescentAdultCondoms--statistics & numerical dataContraception--methodsCross-Over StudiesEquipment Failure--statistics & numerical dataFemaleHumansLubricationMaleMiddle AgedSpermatocidal Agents--administration & dosageTreatment OutcomeWater