intra uterine growth restriction/retardation?????

Lydia • Mommy Of 3 boys 09/03/08,13/31/10,12/13/15
Does anybody know anything about this my friends baby might have it....  She is due in March I believe she is like hmmm 26-27 weeks 
She is doing pretty bad so if you don't know anything about this and your reading please pray for her strength and the baby girls as well