Generally, it's going to take many months for your placenta cells to deliver sufficient amounts of the hormone human chorionic gonadotropin (hCG), which may be detected through a blood test. It is actually recommended for people to refrain from using a pregnancy exam right away soon after embryo transfer. In https://www.digitaljournal.com/pr/news/insights-news-wire/ivf-mexico-best-fertility-clinic-1465491918.html