Started ivf

So I’ve being trying to get pregnant since I got married,over 4years ago now... 4failed IUI treatments,A miscarriage,laparoscopy,blood tests etc...it’s been a long journey so yesterday I had my egg collection and we got 6embryos,today I was told we have 4 fertilized ...I’m not fully sure what this all means but I’m keeping positive...more news tomorrow...anyone know when Ill be gettin them transfered back in??im guessing maybe Monday?? I’m so excited but tryin to not let myself get too excited