Mom does not know how much the body weight of the fetus? Use this app. Prepared for pregnant mothers. Enter the parameters of double top diameter BPD, abdominal circumference AC or abdominal
anteroposterior diameter, femur length FL, etc. These data can refer to the B-ultrasound checklist,so that the fetal weight can be calculated. Always master the baby’s development, and watch the baby grow up little by little.