| http://www.w3.org/ns/prov#value | - In one aspect of the invention, a delivery device as described herein is inserted and positioned in the uterus by the operator, by either tactilely determining the placement, or using visualization techniques, such as ultrasound or x-ray or combination of both tactile feel and visualization, but generally not hysteroscopy, to determine the location of the delivery device to ensure correct placemen
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