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- [3] Who does not participate in a follow-up postal study? a survey of infertile couples treated by in vitro fertilization BMC Medical Research Methodology, 12
- [5] ECTOPIC PREGNANCY AND INFERTILITY FOLLOWING TREATMENT OF INFERTILE COUPLES - A FOLLOW-UP OF 929 CASES EUROPEAN JOURNAL OF OBSTETRICS GYNECOLOGY AND REPRODUCTIVE BIOLOGY, 1991, 42 (01): : 33 - 38