It may not work. Up to 20% of IVF cycles may be cancelled before eggs are retrieved, usually because derece enough follicles developed. Even if the cycle isn't cancelled, the embryo may derece successfully implant and develop.?iddetli bay k?s?rl??? ile alay malay tan?d?k kromozom bozuklu?u veya genetik hastal??? olanlarBebe?in kalbi bu haftan?n ba?