Natural Cycle, Minimal Stimulation and Conventional IVF: a Registry-based Study

Natural Cycle, Minimal Stimulation and Conventional IVF: a Registry-based Comparison of the IVF Treatments, Their Efficacy and Pregnancy Outcomes

International prospective registry-based study of different types of In Vitro Fertilisation (IVF) and their outcome.

One year of prospective collection of descriptive In-Vitro-Fertilisation data. The data will be collected in 13 In-Vitro-Fertilisation-centres

Inclusion criteria: In Vitro Fertilisation and signed informed consent

Exclusion criteria:

• Medical freezing
• Social freezing
• thawed cycles