… had an embryo transfer in the natural cycle or after ovulation … and hence results of
secondary analyses were interpreted in … studies and meta-analysis [Citation5–10,Citation12,Citation25]…

… β-hCG serum levels and pregnancy outcomes among patients … in women that are pregnant
after single embryo transfer (OR = 0.9; CI … They showed that day 5 blastocoel expansion, and …

… with estradiol (E2) administrated orally (2 mg × 2 or 3/day) or … serum beta-hCG levels, serum
PG level was also measured. … Median value represented by the red line (For interpretation …

… phase serum concentrations of progesterone, LH, estradiol … The profile of serum beta-hCG
levels after SC administration … that serum progesterone levels need to be interpreted taking …

… administration of micronized estradiol (3 mg twice/day) (… ) on the day before embryo transfer
or at embryo transfer day (day 3 … Therefore, our findings should be interpreted with caution …

… , estradiol 17,18 , and progesterone 17 after 12–13 days of … between embryo transfer and
serum β-hCG reading could … is, after oocyte retrieval 27,30,47 or after embryo transfer 43,44…

… AC FETs included oestradiol 2 mg twice daily from day five of … pregnancy testing, with
beta-hCG samples taken ten days … , acquisition of data, or the analysis and interpretation of data. …

… rates of pregnancy on the third and fifth day embryo transfer at … Serum oestradiol and
beta-HCG measurements after day 3 or 5 embryo transfers in interpreting pregnancy outcome…

… thickness and serum assessment of estradiol levels. Triggering was … that this study included
only day 2–3 embryo transfers, and the … of previous studies in the interpretation of our results. …

… (AMH) levels, estradiol (E2) and P levels on the day of … Embryo transfer was performed from
days 3 to 5 after oocyte … center; clinical pregnancy was defined as a positive beta-hCG test ≥…