H E Bredkjaer

BACKGROUND: Controlled ovarian stimulation (COS) and intrauterine insemination (IUI) are often used as the first-line treatment for subfertile couples. To minimize the variability in ovarian response in patients' first treatment cycle, we r…

Recent advances in human cryobiology have been substantially greater than the first slow step from freezing spermatozoa in animals in Italy, published in 1776 to observing motility in frozen-thawed human sperm in 1938(1). Reports on cryopre…