Sowter, M C Is the outcome of in-vitro fertilization and embryo transfer treatment improved by spontaneous or surgical drainage of a hydrosalpinx? [electronic resource] - Human reproduction (Oxford, England) Oct 1997 - 2147-50 p. digital Publication Type: Journal Article ISSN: 0268-1161 Standard No.: 10.1093/humrep/12.10.2147 doi Subjects--Topical Terms: AdultDrainageEmbryo ImplantationEmbryo TransferFallopian Tube Diseases--complicationsFemaleFertilization in VitroHumansInfertility, Female--etiologyPregnancyPregnancy OutcomePregnancy, EctopicRetrospective Studies