Study protocol: E-freeze - freezing of embryos in assisted conception: a randomised controlled trial evaluating the clinical and cost effectiveness of a policy of freezing embryos followed by thawed frozen embryo transfer compared with a policy of fresh embryo transfer, in women undergoing in vitro fertilisation

• Main Authors: Abha Maheshwari (Author), Siladitya Bhattacharya (Author), Ursula Bowler (Author), Daniel Brison (Author), Tim Child (Author), Christina Cole (Author), Arri Coomarasamy (Author), Rachel Cutting (Author), Stephen Harbottle (Author), Pollyanna Hardy (Author), Edmund Juszczak (Author), Yacoub Khalaf (Author), Jennifer J. Kurinczuk (Author), Stuart Lavery (Author), Clare Lewis-Jones (Author), Nick Macklon (Author), Nick J. Raine-Fenning (Author), Madhurima Rajkohwa (Author), Graham Scotland (Author), Stephen Troup (Author)
• Format: Book
• Published: BMC, 2019-06-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background Infertility affects one in seven couples; many of these need in vitro fertilisation (IVF). IVF involves external hormones to stimulate a woman's ovaries to produce eggs which are harvested surgically. Embryos, created in the laboratory by mixing eggs with sperm, are grown in...