Section I. Limits for IVF; 1. Female age 42 years should be the upper limit for conventional IVF/ICSI treatment: For Jane A Stewart; 1. Female age 42 years should be the upper limit for conventional IVF/ICSI treatment: Against Tim Child; 2. Women with a BMI over 40 should be refused fertility treatment: For José Bellver; 2. Women with a BMI over 40 should be refused fertility treatment: Against Richard S Legro; 3. Female age of menopause is a fair limit for ovum donation: For Melanie Davies; 3. Female age of menopause is a fair limit for ovum donation: Against Gillian Lockwood; 4. Social egg freezing should be available up to the age of 40 years: For Ana Cobo; 4. Social egg freezing should be available up to the age of 40 years: Against Kylie Baldwin; Section II. IVF Add-ons; 5. DHEA is an effective treatment for poor responders: For Cath Hayden and Mariano Mascarenhas; 5. DHEA is an effective treatment for poor responders: Against Mostafa Metwally; 6. The addition of LH/hCG to FSH improves IVF outcome: For Claus Yding Andersen; 6. The addition of LH/hCG to FSH improves IVF outcome: Against Juan Enrique Schwarze; 7. Acupuncture is a useful adjuvant for fertility treatment: For Elisabet Stener-Victorin; 7. Acupuncture is a useful adjuvant for fertility treatment: Against Isal Robertson and Ying Cheong; 8. There is a role for pre-conceptional treatment with CoQ10: For Grace Dugdale; 8. There is a role for pre-conceptional treatment with CoQ10: Against Roger Hart; 9. There is a role for pre-conceptional treatment with Vitamin D: For Justin Chu; 9. There is a role for pre-conceptional treatment with Vitamin D: Against Amit Shah; 10. Natural killer cell assay in the blood is a useless investigation: For Ingrid Granne; 10. Natural killer cell assay in the blood is a useless investigation: Against Kevin Marron; 11. Intra-lipid therapy has a place in infertility treatment: For Hassan Shehata; 11. Intra-lipid therapy has a place in infertility treatment: Against Ephia Yasmin; 12. The endometrial scratch has had its day: For Sarah Lensen; 12. The endometrial scratch has had its day: Against Nick Macklon; 13. Corticosteroid therapy is useful in assisting implantation: For Harish M. Bhandari; 13. Corticosteroid therapy is useful in assisting implantation: Against Cecilia Petriglia and Filippo Maria Ubaldi; Section III. The Best Policy; 14. IVF should be first-line treatment for unexplained infertility of two years duration: For Tim Child; 14. IVF should be first-line treatment for unexplained infertility of two years duration: Against Gulam Bahadur; 15. Single-embryo transfer should be performed in all IVF cycles: For Mark Hamilton; 15. Single-embryo transfer should be performed in all IVF cycles: Against Lewis Nancarrow; 16. The freezing of all embryos should be used for all IVF cycles: For Matheus Roque; 16. The freezing of all embryos should be used for all IVF cycles: Against Mark Bowman; 17. Luteal-phase support should be stopped at the time of a positive pregnancy test: For Juan A. Garcia-Velasco; 17. Luteal-phase support should be stopped at the time of a positive pregnancy test: Against Ariel Weissman; 18. A natural cycle is the best protocol for frozen embryo replacement: For Raoul Orvieto; 18. A natural cycle is the best protocol for frozen embryo replacement: Against Ben Cohlen; 19. Pregnancies conceived by IVF should be delivered by caesarean section: For James Hopkisson; 19. Pregnancies conceived by IVF should be delivered by caesarean section: Against Claudia Raperport; 20. Endometriosis should be suppressed for 6-12 weeks before frozen embryo transfer: For Hassan Sallam; 20. Endometriosis should be suppressed for 6-12 weeks before frozen embryo transfer: Against Tom Gunnar Tanbo; 21. Infertile patients with endometriosis benefit from surgery: For Stephan Gordts; 21. Infertile patients with endometriosis benefit from