Forensic Medicine

Crown Rump Length is 20 cm, length of lower limb is 11 cm. Which of the following is a false statement ?

Rule of Hasse states that gestational age of a fetus upto 5 months is estimated by under-root of crown heel length

Morrison's rule states that gestational age of fetus after 5 months is crown heel length (CHL)/ 5

CHL is equal to crown rump length + length of lower limb

Gestational age of the fetus will be 7-8 months