title: Twin pregnancy following IVF treatment using frozen-thawed retrograde ejaculated sperm.
authors.affiliation: Assisted Conception Unit, General Infirmary, U.K.
authors.forename: J I
authors.initials: JI
authors.lastname: Tay
authors.forename: A
authors.initials: A
authors.lastname: Whitehead
authors.forename: A D
authors.initials: AD
authors.lastname: Joyce
authors.forename: A J
authors.initials: AJ
authors.lastname: Rutherford
mesh_terms: D000328:Adult; D015925:Cryopreservation; D004542:Ejaculation; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D007248:Infertility, Male / Q000209:etiology / Q000652:urine; D008297:Male; D013094:Spermatozoa; D014427:Twins