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Advances in Contraception : the Official Journal of the Society for the Advancement of Contraception|June 1, 1995
A randomized comparative study of the TCu380A and Cu-Safe 300 IUDsH E Van Kets, H Van der Pas, W Delbarge, et al.
European Journal of Obstetrics, Gynecology, and Reproductive Biology|February 1, 1978
Gray scale ultrasound for the investigation of early pregnancyP Defoort, J Van Eyck, D De Schryver, et al.
Archives of Disease in Childhood|January 1, 1989
Simple test to distinguish between surgical and non-surgical pneumoperitoneum in ventilated neonatesP Vanhaesebrouck, J G Leroy, C De Praeter, et al.
European Journal of Obstetrics, Gynecology, and Reproductive Biology|February 1, 1983
The value of twin surveys in the study of malformationsA H Cameron, J H Edwards, R Derom, et al.
Acta Geneticae Medicae Et Gemellologiae|January 1, 1988
The European Multiple Birth Study (EMBS)R Vlietinck, E Papiernik, C Derom, et al.
Acta Geneticae Medicae Et Gemellologiae|January 1, 1988
The validity of Weinberg's rule in the East Flanders Prospective Twin Survey (EFPTS)R Vlietinck, C Derom, R Derom, et al.
Lancet (London, England)|May 30, 1987
Increased monozygotic twinning rate after ovulation inductionC Derom, R Vlietinck, R Derom, et al.
Human Reproduction (Oxford, England)|October 1, 1995
Does treatment with testosterone undecanoate improve the in-vitro fertilizing capacity of spermatozoa in patients with idiopathic testicular failure? (results of a double blind study)F Comhaire, F Schoonjans, R Abdelmassih, et al.
Human Reproduction (Oxford, England)|April 1, 1991
Chromosome analysis in human oocytes unfertilized in vitro: a mathematical model for the estimation of the first meiotic non-disjunction frequencyP De Sutter, M Dhont, M R Verschraegen-Spae, et al.
Human Reproduction (Oxford, England)|June 10, 1998
Embryos cultured in vitro with multinucleated blastomeres have poor implantation potential in human in-vitro fertilization and intracytoplasmic sperm injectionM J Pelinck, M De Vos, M Dekens, et al.
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