Assisted hatching is usually performed on day 3 of embryo culture whereby three small openings are drilled into the zona pellucida of the embryo with the aid of a laser beam. The long luteal GnRHa protocol begins with the administration of 0.1 mg GnRHa daily starting on cycle-day 21 in https://ivf-t-p-bebek10863.is-blog.com/37163436/en-iyi-tarafı-ivf-tüp-bebek