BACKGROUND Assisted reproduction technology (ART) is used worldwide, at increasing
rates, and data show that some adverse outcomes occur more frequently than following …

With an average monthly fecundity rate of only 20%, human beings are not fertile mammals.
10–15% of couples have difficulties conceiving, or conceiving the number of children they …

BACKGROUND Various models have been developed for the prediction of pregnancy after
in vitro fertilization (IVF). These models differ from one another in the predictors they include …

Objective To compare the effectiveness of elective single embryo transfer versus double
embryo transfer on the outcomes of live birth, multiple live birth, miscarriage, preterm birth …

BACKGROUND: We aimed to determine the efficacy of ovarian hyperstimulation protocols
employing a GnRH antagonist to prevent a premature LH rise allowing final oocyte …

Abstract Background Assisted Reproductive Technology (ART) has undergone considerable
changes over the last decade, with consequences on ART outcomes in different regions of …

Background The risks of premature birth and perinatal death are increased after in vitro
fertilization. These risks are mainly due to the high incidence of multiple births, which relates …

Background Transfer of more than one embryo during in vitro fertilisation (IVF) or
intracytoplasmic sperm injection (ICSI) increases multiple pregnancy rates resulting in an …

OBJECTIVE: To investigate reasons for discontinuation of IVF treatment. DESIGN:
Prospective, cohort study. SETTING: Center for reproductive medicine at a large university …

Assisted reproductive technologies (ARTs) aim to increase a woman's chances of becoming
pregnant by bringing many female and male gametes into close proximity. Techniques to …