The tool is also useful in date of 3 - day embryo transfer, date of 5 - day embryo transfer, the due date by sonogram (reverse calculation), and the first day of last menstrual period. (doctor-info.website)
The following is a list of blood hCG levels achieved as pregnancy advances (LMP means last menstrual period): (doctor-info.website)
Calc: Pregnancy Due - Dates Calculator Last menstrual period: On, you will be weeks pregnant. (myintimcity.com)